Selecting asteroids for a targeted spectroscopic survey D. A. Oszkiewicz, T. Kwiatkowski, T. Tomov, M. Birlan, S. Geier, A. Penttilä and M. Polińska A&A, 572 (2014) A29 Published online: 25 November 2014 DOI: 10.1051/0004-6361/201323250