Dark Comets? Unexpectedly Large Nongravitational Accelerations on a Sample of Small Asteroids oleh Darryl Z. Seligman, Davide Farnocchia, Marco Micheli, David Vokrouhlický, Aster G. Taylor, Steven R. Chesley, Jennifer B. Bergner, Peter Vereš, Olivier R. Hainaut, Karen J. Meech, Maxime Devogele, Petr Pravec, Rob Matson, Sam Deen, David J. Tholen, Robert Weryk, Edgard G. Rivera-Valentín, Benjamin N. L. Sharkey