Properties of the dust in the coma of 67P/Churyumov-Gerasimenko observed with VIRTIS- M

Italian Space Agency (ASI, Italy) [I/024/12/1]; Centre National d'Etudes Spatiales (CNES, France); DLR (Germany); NASA (USA) Rosetta Program; Science and Technology Facilities Council (UK); NASA Rosetta Grant [JPL-1270007]; ASI; CNES; DLR