Multi-color, rotationally resolved photometry of asteroid 21 Lutetia from OSIRIS/Rosetta observationsP. L. Lamy, G. Faury, L. Jorda, M. Kaasalainen and S. F. HviidA&A, 521 (2010) A19DOI: https://doi.org/10.1051/0004-6361/201014452