TY - RPRT TI - Development and Testing of Harpoon-Based Approaches for Collecting Comet Samples AU - Purves, Lloyd AU - Nuth, Joseph AU - Amatucci, Edward AU - Wegel, Donald AU - Smith, Walter AU - Church, Joseph AU - Leary, James AU - Kee, Lake AU - Hill, Stuart AU - Grebenstein, Markus AU - Voelk, Stefan PY - 2017 UR - https://ntrs.nasa.gov/citations/20170004091 ID - 20170004091 ER -