Asteroid models from combined sparse and dense photometric data J. Ďurech, M. Kaasalainen, B. D. Warner, M. Fauerbach, S. A. Marks, S. Fauvaud, M. Fauvaud, J.-M. Vugnon, F. Pilcher, L. Bernasconi and R. Behrend A&A, 493 1 (2009) 291-297 Published online: 20 November 2008 DOI: 10.1051/0004-6361:200810393