2013    2012    2011    2010    2009    2008    2007    2006    2005    2004


2013
Cortesi, A., Merrifield, M. R., Coccato, L., Arnaboldi, M., Gerhard, O., Bamford, S., et al. 2013, MNRAS, 432, 1010. Planetary Nebula Spectrograph survey of S0 galaxy kinematics - II. Clues to the origins of S0 galaxies. 2013MNRAS.432.1010C

Morganti, L., Gerhard, O., Coccato, L., Martinez-Valpuesta, I., Arnaboldi, M. 2013, MNRAS, 431, 3570. Elliptical galaxies with rapidly decreasing velocity dispersion profiles: NMAGIC models and dark halo parameter estimates for NGC 4494. 2013MNRAS.431.3570M

Saha, K., Gerhard, O. 2013, MNRAS, 430, 2039. Secular evolution and cylindrical rotation in boxy/peanut bulges: impact of initially rotating classical bulges. 2013MNRAS.430.2039S

De Lorenzi, F., Hartmann, M., Debattista, V. P., Seth, A. C., Gerhard, O. 2013, MNRAS, 429, 2974. Three-integral multicomponent dynamical models and simulations of the nuclear star cluster in NGC 4244. 2013MNRAS.429.2974D

Martinez-Valpuesta, I., Gerhard, O. 2013, ApJ, 766, L3. Metallicity Gradients Through Disk Instability: A Simple Model for the Milky Way's Boxy Bulge. 2013ApJ...766L...3M

Ulubay-Siddiki, A., Bartko, H., Gerhard, O. 2013, MNRAS, 428, 1986. On the possibility of a warped disc origin of the inclined stellar discs at the Galactic Centre. 2013MNRAS.428.1986U

Cortesi, A., Arnaboldi, M., Coccato, L., Merrifield, M. R., Gerhard, O., Bamford, S., et al. 2013, A&A, 549, A115. The Planetary Nebula Spectrograph survey of S0 galaxy kinematics. Data and overview. 2013A&A...549A.115C

2012
Arnaboldi, M., Ventimiglia, G., Iodice, E., Gerhard, O., Coccato, L. 2012, A&A, 545, A37. A tale of two tails and an off-centered envelope: diffuse light around the cD galaxy NGC 3311 in the Hydra I cluster. 2012A&A...545A..37A

Nidever, D. L., Zasowski, G., Majewski, S. R., Bird, J., Robin, A. C., Martinez-Valpuesta, I., et al. 2012, ApJ, 755, L25. The Apache Point Observatory Galactic Evolution Experiment: First Detection of High-velocity Milky Way Bar Stars. 2012ApJ...755L..25N

Lyskova, N., Churazov, E., Zhuravleva, I., Naab, T., Oser, L., Gerhard, O., et al. 2012, MNRAS, 423, 1813. Testing a simple recipe for estimating galaxy masses from minimal observational data. 2012MNRAS.423.1813L

Morganti, L., Gerhard, O., 2012, MNRAS, 2607, Regularizing made-to-measure particle models of galaxies. 2012MNRAS.tmp.2607M

Saha, K., Martinez-Valpuesta, I., Gerhard, O., 2012, MNRAS, 421, 333, Spin-up of low-mass classical bulges in barred galaxies. 2012MNRAS.421..333S

McNeil-Moylan, E. K., Freeman, K. C., Arnaboldi, M., Gerhard, O. E., 2012, A&A, 539, A11, Planetary nebula kinematics in NGC 1316: a young Sombrero. 2012A&A...539A..11M

Gerhard, O., Martinez-Valpuesta, I., 2012, ApJ, 744, L8, The Inner Galactic Bulge: Evidence for a Nuclear Bar?. 2012ApJ...744L...8G

2011
Coccato, L., Gerhard, O., Arnaboldi, M., Ventimiglia, G., 2011, A&A, 533, A138, Stellar population and the origin of intra-cluster stars around brightest cluster galaxies: the case of NGC 3311. 2011A&A...533A.138C

Das, P., Gerhard, O., Mendez, R. H., Teodorescu, A. M., de Lorenzi, F., 2011, MNRAS, 415, 1244, Using NMAGIC to probe the dark matter halo and orbital structure of the X-ray bright, massive elliptical galaxy, NGC 4649. 2011MNRAS.415.1244D

Teodorescu, A. M., Méndez, R. H., Bernardi, F., Thomas, J., Das, P., Gerhard, O., 2011, ApJ, 736, 65, Planetary Nebulae in the Elliptical Galaxy NGC 4649 (M 60): Kinematics and Distance Redetermination. 2011ApJ...736...65T

Spavone, M., Iodice, E., Arnaboldi, M., Longo, G., Gerhard, O., 2011, A&A, 531, A21, Chemical abundances of the PRGs UGC 7576 and UGC 9796. I. Testing the formation scenario. 2011A&A...531A..21S

Cortesi, A., Merrifield, M. R., Arnaboldi, M., Gerhard, O., Martinez-Valpuesta, I., Saha, K., et al., 2011, MNRAS, 414, 642, Unravelling the origins of S0 galaxies using maximum likelihood analysis of planetary nebulae kinematics. 2011MNRAS.414..642C

Martinez-Valpuesta, I., Gerhard, O., 2011, ApJ, 734, L20, Unifying A Boxy Bulge and Planar Long Bar in the Milky Way. 2011ApJ...734L..20M

Ventimiglia, G., Arnaboldi, M., Gerhard, O., 2011, A&A, 528, A24, The unmixed kinematics and origins of diffuse stellar light in the core of the Hydra I cluster (Abell 1060). 2011A&A...528A..24V

 Mukhopadhyay,B., Saha, K., 2011, RAA, 11, 163, A possible origin of viscosity in Keplerian accretion disks due to secondary perturbation: Turbulent transport without magnetic fields. 2011RAA....11..163M

Napolitano, N. R., Romanowsky, A. J., Capaccioli, M., Douglas, N. G., Arnaboldi, M., Coccato, L., et al., 2011, MNRAS, 411, 2035, The PN.S Elliptical Galaxy Survey: a standard ΛCDM halo around NGC 4374?. 2011MNRAS.411.2035N

2010
Das, P., Gerhard, O., Churazov, E., Zhuravleva, I., 2010, MNRAS, 409, 1362, Steepening mass profiles, dark matter and environment of X-ray bright elliptical galaxies. 2010MNRAS.409.1362D

Ciotti, L., Morganti, L., 2010, MNRAS, 408, 1070, How general is the global density slope-anisotropy inequality?. 2010MNRAS.408.1070C

Saha, K., Tseng, Y.-H., Taam, R. E., 2010, ApJ, 721, 1878, The Effect of Bars and Transient Spirals on the Vertical Heating in Disk Galaxies. 2010ApJ...721.1878S

Coccato, L., Gerhard, O., Arnaboldi, M., 2010, MNRAS, 407, L26, Distinct core and halo stellar populations and the formation history of the bright Coma cluster early-type galaxy NGC 4889. 2010MNRAS.407L..26C

Ventimiglia, G., Gerhard, O., Arnaboldi, M., Coccato, L., 2010, A&A, 520, L9, The dynamically hot stellar halo around NGC 3311: a small cluster-dominated central galaxy. 2010A&A...520L...9V

Coccato, L., Arnaboldi, M., Gerhard, O., Freeman, K. C., Ventimiglia, G., Yasuda, N., 2010, A&A, 519, A95, Kinematics and line strength indices in the halos of the Coma brightest cluster galaxies NGC 4874 and NGC 4889. 2010A&A...519A..95C

McNeil, E. K., Arnaboldi, M., Freeman, K. C., Gerhard, O. E., Coccato, L., Das, P., 2010, A&A, 518, A44, Counter-dispersed slitless-spectroscopy technique: planetary nebula velocities in the halo of NGC 1399. 2010A&A...518A..44M

Wu, X., Zhao, H., Famaey, B., 2010, JCAP, 6, 10, Lopsidedness of cluster galaxies in modified gravity. 2010JCAP...06..010W

Spavone,M., Iodice, E., Arnaboldi, M., Gerhard, O., Saglia, R., Longo, G. 2010, ApJ, 714, 1081.
Chemical Abundances in the Polar Disk of NGC 4650A: Implications for Cold Accretion Scenario. 2010ApJ...714.1081S

Churazov, E., Tremaine, S., Forman, W., Gerhard, O., Das, P., Vikhlinin, A., et al. 2010, MNRAS, 359.
Comparison of approximately isothermal gravitational potentials of elliptical galaxies based on X-ray and optical data.
2010MNRAS.tmp..359C

Comerón, S., Knapen, J. H., Beckman, J. E., Laurikainen, E., Salo, H., Martínez-Valpuesta, I., et al. 2010, MNRAS, 402, 2462.
AINUR: Atlas of Images of NUclear Rings. 2010MNRAS.402.2462C

Ciotti, L., Morganti, L. 2010, MNRAS, 401, 1091.
Consistency criteria for generalized Cuddeford systems. 2010MNRAS.401.1091C

Bartko, H., Martins, F., Trippe, S., Fritz, T. K., Genzel, R., Ott, T., et al. 2010, ApJ, 708, 834.
An Extremely Top-Heavy Initial Mass Function in the Galactic Center Stellar Disks. 2010ApJ...708..834B

Saglia, R. P., Fabricius, M., Bender, R., Montalto, M., Lee, C.-H., Riffeser, A., et al. 2010, A&A, 509, A61.
The old and heavy bulge of M 31 . I. Kinematics and stellar populations. 2010A&A...509A..61S

2009
Comerón, S., Martínez-Valpuesta, I., Knapen, J. H., Beckman, J. E. 2009, ApJ, 706, L256.
On the Curvature of Dust Lanes in Galactic Bars. 2009ApJ...706L.256C

Castro-Rodriguéz, N., Arnaboldi, M., Aguerri, J. A. L., Gerhard, O., Okamura, S., Yasuda, N., et al. 2009, A&A, 507, 621.
Intracluster light in the Virgo cluster: large scale distribution. 2009A&A...507..621C

Fathi, K., Beckman, J. E., Piñol-Ferrer, N., Hernandez, O., Martínez-Valpuesta, I., Carignan, C. 2009, ApJ, 704, 1657.
Pattern Speeds of Bars and Spiral Arms from Hα Velocity Fields. 2009ApJ...704.1657F

Trujillo, I., Martinez-Valpuesta, I., Martínez-Delgado, D., Peñarrubia, J., Gabany, R. J., Pohlen, M. 2009, ApJ, 704, 618.
Unveiling the Nature of M94's (NGC4736) Outer Region: A Panchromatic Perspective. 2009ApJ...704..618T

Ulubay-Siddiki, A., Gerhard, O., Arnaboldi, M. 2009, MNRAS, 398, 535.
Self-gravitating warped discs around supermassive black holes. 2009MNRAS.398..535U

Doherty, M., Arnaboldi, M., Das, P., Gerhard, O., Aguerri, J. A. L., Ciardullo, R., et al. 2009, A&A, 502, 771.
The edge of the M 87 halo and the kinematics of the diffuse light in the Virgo cluster core. 2009A&A...502..771D

Bartko, H., Martins, F., Fritz, T. K., Genzel, R., Levin, Y., Perets, H. B., et al. 2009, ApJ, 697, 1741.
Evidence for Warped Disks of Young Stars in the Galactic Center. 2009ApJ...697.1741B

de Lorenzi, F., Gerhard, O., Coccato, L., Arnaboldi, M., Capaccioli, M., Douglas, N. G., et al. 2009, MNRAS, 395, 76.
Dearth of dark matter or massive dark halo? Mass-shape-anisotropy degeneracies revealed by NMAGIC dynamical
models of the elliptical galaxy NGC 3379
. 2009MNRAS.395...76D

Cresci, G., Hicks, E. K. S., Genzel, R., Schreiber, N. M. F., Davies, R., Bouché, N., et al. 2009, ApJ, 697, 115.
The SINS Survey: Modeling the Dynamics of z ~ 2 Galaxies and the High-z Tully-Fisher Relation. 2009ApJ...697..115C

Coccato, L., Gerhard, O., Arnaboldi, M., Das, P., Douglas, N. G., Kuijken, K., et al. 2009, MNRAS, 394, 1249.
Kinematic properties of early-type galaxy haloes using planetary nebulae. 2009MNRAS.394.1249C

Ciotti, L., Morganti, L., de Zeeuw, P. T. 2009, MNRAS, 393, 491.
Two-component galaxies with flat rotation curve. 2009MNRAS.393..491C

Napolitano, N. R., Romanowsky, A. J., Coccato, L., Capaccioli, M., Douglas, N. G., Noordermeer, E., et al. 2009, MNRAS, 393, 329.
The Planetary Nebula Spectrograph elliptical galaxy survey: the dark matter in NGC 4494. 2009MNRAS.393..329N

Ciotti, L., Morganti, L. 2009, MNRAS, 393, 179.
Two-component galaxy models: the effect of density profile at large radii on the phase-space consistency.
2009MNRAS.393..179C

Beifiori, A., Sarzi, M., Corsini, E. M., Dalla Bontà, E., Pizzella, A., Coccato, L., et al. 2009, ApJ, 692, 856.
Upper Limits on the Masses of 105 Supermassive Black Holes from Hubble Space Telescope/Space Telescope Imaging
Spectrograph Archival Data
. 2009ApJ...692..856B

Dalla Bontà, E., Ferrarese, L., Corsini, E. M., Miralda-Escudé, J., Coccato, L., Sarzi, M., et al. 2009, ApJ, 690, 537.
The High-Mass End of the Black Hole Mass Function: Mass Estimates in Brightest Cluster Galaxies. 2009ApJ...690..537D

2008
Trippe, S., Gillessen, S., Gerhard, O. E., Bartko, H., Fritz, T. K., Maness, H. L., et al. 2008, A&A, 492, 419.
Kinematics of the old stellar population at the Galactic centre. 2008A&A...492..419T

Genzel, R., Burkert, A., Bouché, N., Cresci, G., Förster Schreiber, N. M., Shapley, A., et al. 2008, ApJ, 687, 59.
From Rings to Bulges: Evidence for Rapid Secular Galaxy Evolution at z ~ 2 from Integral Field Spectroscopy in the
 SINS Survey
. 2008ApJ...687...59G

Coccato, L., Swaters, R. A., Rubin, V. C., D'Odorico, S., McGaugh, S. S. 2008, A&A, 490, 589.
VIMOS-VLT integral field kinematics of the giant low surface brightness galaxy ESO 323-G064. 2008A&A...490..589C

Morelli, L., Pompei, E., Pizzella, A., Méndez-Abreu, J., Corsini, E. M., Coccato, L., et al. 2008, MNRAS, 389, 341.
Stellar populations of bulges in 14 cluster disc galaxies. 2008MNRAS.389..341M

de Lorenzo-Cáceres, A., Falcón-Barroso, J., Vazdekis, A., Martínez-Valpuesta, I. 2008, ApJ, 684, L83.
Stellar Kinematics in Double-Barred Galaxies: The σ-Hollows. 2008ApJ...684L..83D

Churazov, E., Forman, W., Vikhlinin, A., Tremaine, S., Gerhard, O., Jones, C. 2008, MNRAS, 388, 1062.
Measuring the non-thermal pressure in early-type galaxy atmospheres: a comparison of X-ray and optical potential
profiles in M87 and NGC 1399
. 2008MNRAS.388.1062C

Pizzella, A., Corsini, E. M., Sarzi, M., Magorrian, J., Méndez-Abreu, J., Coccato, L., et al. 2008, MNRAS, 387, 1099.
Structure and dynamics of galaxies with a low surface-brightness disc - I. The stellar and ionized-gas kinematics.
2008MNRAS.387.1099P

Zwitter, T., Siebert, A., Munari, U., Freeman, K. C., Siviero, A., Watson, F. G., et al. 2008, AJ, 136, 421.
The Radial Velocity Experiment (rave): Second Data Release. 2008AJ....136..421Z

de Lorenzi, F., Gerhard, O., Saglia, R. P., Sambhus, N., Debattista, V. P., Pannella, M., et al. 2008, MNRAS, 385, 1729.
Dark matter content and internal dynamics of NGC 4697: NMAGIC particle models from slit data and planetary nebula
velocities
. 2008MNRAS.385.1729D

Noordermeer, E., Merrifield, M. R., Coccato, L., Arnaboldi, M., Capaccioli, M., Douglas, N. G., et al. 2008, MNRAS, 384, 943.
Testing the nature of S0 galaxies using planetary nebula kinematics in NGC 1023. 2008MNRAS.384..943N

Arnaboldi, M., Doherty, M., Gerhard, O., Ciardullo, R., Aguerri, J. A. L., Feldmeier, J. J., et al. 2008, ApJ, 674, L17.
Expansion Velocities and Core Masses of Bright Planetary Nebulae in the Virgo Cluster. 2008ApJ...674L..17A

Ventimiglia, G., Arnaboldi, M., Gerhard, O. 2008, AN, 329, 1057.
Intracluster Planetary Nebulae in the Hydra I cluster. 2008AN....329.1057V

Das, P., Gerhard, O., Coccato, L., Churazov, E., Forman, W., Finoguenov, A., et al. 2008, AN, 329, 940.
The orbital structure of the massive elliptical galaxy NGC 5846. 2008AN....329..940D

Coccato, L., Gerhard, O., Arnaboldi, M., Das, P., Douglas, N. G., Kuijken, K., et al. 2008, AN, 329, 912.
Probing the kinematics of early-type galaxy halos using planetary nebulae. 2008AN....329..912C

2007
Martinez-Valpuesta, I., Knapen, J. H., Buta, R. 2007, AJ, 134, 1863.
A Morphological and Statistical Analysis of Ansae in Barred Galaxies. 2007AJ....134.1863M

Morelli, L., Pompei, E., Pizzella, A., Coccato, L., Corsini, E. M., Méndez-Abreu, J., et al. 2007, NCimB, 122, 1281.
Stellar population in bulge of spiral galaxies. 2007NCimB.122.1281M

Berentzen, I., Shlosman, I., Martinez-Valpuesta, I., Heller, C. H. 2007, ApJ, 666, 189.
Gas Feedback on Stellar Bar Evolution. 2007ApJ...666..189B

Rattenbury, N. J., Mao, S., Debattista, V. P., Sumi, T., Gerhard, O., de Lorenzi, F. 2007, MNRAS, 378, 1165.
Proper motion dispersions of red clump giants in the galactic bulge: observations and model comparisons.
2007MNRAS.378.1165R

Douglas, N. G., Napolitano, N. R., Romanowsky, A. J., Coccato, L., Kuijken, K., Merrifield, M. R., et al. 2007, ApJ, 664, 257.
The PN.S Elliptical Galaxy Survey: Data Reduction, Planetary Nebula Catalog, and Basic Dynamics for NGC 3379.
 2007ApJ...664..257D

Gerhard, O., Arnaboldi, M., Freeman, K. C., Okamura, S., Kashikawa, N., Yasuda, N. 2007, A&A, 468, 815.
The kinematics of intracluster planetary nebulae and the on-going subcluster merger in the Coma cluster core.
2007A&A...468..815G

Murante, G., Giovalli, M., Gerhard, O., Arnaboldi, M., Borgani, S., Dolag, K. 2007, MNRAS, 377, 2.
The importance of mergers for the origin of intracluster stars in cosmological simulations of galaxy clusters.
2007MNRAS.377....2M

Arnaboldi, M., Gerhard, O., Okamura, S., Kashikawa, N., Yasuda, N., Freeman, K. C. 2007, PASJ, 59, 419.
Multi-Slit Imaging Spectroscopy Technique: Catalog of Intracluster Planetary Nebulae in the Coma Cluster.
2007PASJ...59..419A

Coccato, L., Corsini, E. M., Pizzella, A., Bertola, F. 2007, A&A, 465, 777.
The search for inner polar disks with integral field spectroscopy: the case of NGC 2855 and NGC 7049.
2007A&A...465..777C

de Lorenzi, F., Debattista, V. P., Gerhard, O., Sambhus, N. 2007, MNRAS, 376, 71.
NMAGIC: a fast parallel implementation of a χ2-made-to-measure algorithm for modelling observational data.
2007MNRAS.376...71D

Williams, B. F., Ciardullo, R., Durrell, P. R., Vinciguerra, M., Feldmeier, J. J., Jacoby, G. H., et al. 2007, ApJ, 656, 756.
The Metallicity Distribution of Intracluster Stars in Virgo. 2007ApJ...656..756W

Durrell, P. R., Williams, B. F., Ciardullo, R., Feldmeier, J. J., von Hippel, T., Sigurdsson, S., et al. 2007, ApJ, 656, 746.
The Resolved Stellar Populations of a Dwarf Spheroidal Galaxy in the Virgo Cluster. 2007ApJ...656..746D

Williams, B. F., Ciardullo, R., Durrell, P. R., Feldmeier, J. J., Sigurdsson, S., Vinciguerra, M., et al. 2007, ApJ, 654, 835.
Virgo's Intracluster Globular Clusters as Seen by the Advanced Camera for Surveys. 2007ApJ...654..835W

2006
Steinmetz, M., Zwitter, T., Siebert, A., Watson, F. G., Freeman, K. C., Munari, U., et al. 2006, AJ, 132, 1645.
The Radial Velocity Experiment (RAVE): First Data Release. 2006AJ....132.1645S

Aguerri, J. A. L., Castro-Rodríguez, N., Napolitano, N., Arnaboldi, M., Gerhard, O. 2006, A&A, 457, 771.
Diffuse light in Hickson compact groups: the dynamically young system HCG 44. 2006A&A...457..771A

Merrett, H. R., Merrifield, M. R., Douglas, N. G., Kuijken, K., Romanowsky, A. J., Napolitano, N. R., et al. 2006, MNRAS, 369, 120.
A deep kinematic survey of planetary nebulae in the Andromeda galaxy using the Planetary Nebula Spectrograph.
2006MNRAS.369..120M

Iodice, E., Arnaboldi, M., Saglia, R. P., Sparke, L. S., Gerhard, O., Gallagher, J. S., et al. 2006, ApJ, 643, 200.
Stellar Kinematics for the Central Spheroid in the Polar Disk Galaxy NGC 4650A. 2006ApJ...643..200I

Englmaier, P., Gerhard, O. 2006, CeMDA, 94, 369.
Milky Way Gas Dynamics. 2006CeMDA..94..369E

Coccato, L., Sarzi, M., Pizzella, A., Corsini, E. M., Dalla Bontà, E., Bertola, F. 2006, MNRAS, 366, 1050.
NGC 4435: a bulge-dominated galaxy with an unforeseen low-mass central black hole. 2006MNRAS.366.1050C

Sambhus, N., Gerhard, O., Méndez, R. H. 2006, AJ, 131, 837.
Kinematic Evidence for Different Planetary Nebula Populations in the Elliptical Galaxy NGC 4697. 2006AJ....131..837S

Martinez-Valpuesta, I., Shlosman, I., Heller, C. 2006, ApJ, 637, 214.
Evolution of Stellar Bars in Live Axisymmetric Halos: Recurrent Buckling and Secular Growth. 2006ApJ...637..214M

2005
Teodorescu, A. M., Méndez, R. H., Saglia, R. P., Riffeser, A., Kudritzki, R.-P., Gerhard, O. E., et al. 2005, ApJ, 635, 290.
Planetary Nebulae and Stellar Kinematics in the Flattened Elliptical Galaxy NGC 1344. 2005ApJ...635..290T

Pizzella, A., Corsini, E. M., Dalla Bontà, E., Sarzi, M., Coccato, L., Bertola, F. 2005, ApJ, 631, 785.
On the Relation between Circular Velocity and Central Velocity Dispersion in High and Low Surface Brightness Galaxies.
 2005ApJ...631..785P

Coccato, L., Corsini, E. M., Pizzella, A., Bertola, F. 2005, A&A, 440, 107.
Spiral galaxies with a central plateau in the gas velocity curve along the major axis. 2005A&A...440..107C

López-Corredoira, M., Cabrera-Lavers, A., Gerhard, O. E. 2005, A&A, 439, 107.
A boxy bulge in the Milky Way. Inversion of the stellar statistics equation with 2MASS data. 2005A&A...439..107L

Aguerri, J. A. L., Gerhard, O. E., Arnaboldi, M., Napolitano, N. R., Castro-Rodriguez, N., Freeman, K. C. 2005, AJ, 129, 2585.
Intracluster Stars in the Virgo Cluster Core. 2005AJ....129.2585A

Gerhard, O., Arnaboldi, M., Freeman, K. C., Kashikawa, N., Okamura, S., Yasuda, N. 2005, ApJ, 621, L93.
Detection of Intracluster Planetary Nebulae in the Coma Cluster. 2005ApJ...621L..93G

Napolitano, N. R., Capaccioli, M., Romanowsky, A. J., Douglas, N. G., Merrifield, M. R., Kuijken, K., et al. 2005, MNRAS, 357, 691.
Mass-to-light ratio gradients in early-type galaxy haloes. 2005MNRAS.357..691N

2004
Arnaboldi, M., Gerhard, O., Aguerri, J. A. L., Freeman, K. C., Napolitano, N. R., Okamura, S., et al. 2004, ApJ, 614, L33.
The Line-of-Sight Velocity Distributions of Intracluster Planetary Nebulae in the Virgo Cluster Core. 2004ApJ...614L..33A

Martinez-Valpuesta, I., Shlosman, I. 2004, ApJ, 613, L29.
Why Buckling Stellar Bars Weaken in Disk Galaxies. 2004ApJ...613L..29M

Immeli, A., Samland, M., Westera, P., Gerhard, O. 2004, ApJ, 611, 20.
Subgalactic Clumps at High Redshift: A Fragmentation Origin?. 2004ApJ...611...20I

López-Corredoira, M., Cabrera-Lavers, A., Gerhard, O. E., Garzón, F. 2004, A&A, 421, 953.
Evidence for a deficit of young and old stars in the Milky Way inner in-plane disc. 2004A&A...421..953L

Murante, G., Arnaboldi, M., Gerhard, O., Borgani, S., Cheng, L. M., Diaferio, A., et al. 2004, ApJ, 607, L83.
The Diffuse Light in Simulations of Galaxy Clusters. 2004ApJ...607L..83M

Coccato, L., Corsini, E. M., Pizzella, A., Morelli, L., Funes, J. G., Bertola, F. 2004, A&A, 416, 507.
Minor-axis velocity gradients in disk galaxies. 2004A&A...416..507C

Bissantz, N., Debattista, V. P., Gerhard, O. 2004, ApJ, 601, L155.
Large-Scale Model of the Milky Way: Stellar Kinematics and the Microlensing Event Timescale Distribution in the
Galactic Bulge
. 2004ApJ...601L.155B

Immeli, A., Samland, M., Gerhard, O., Westera, P. 2004, A&A, 413, 547.
Gas physics, disk fragmentation, and bulge formation in young galaxies. 2004A&A...413..547I