TY - RPRT TI - Development Concepts for Mars Ascent Vehicle (MAV) Solid and Hybrid Vehicle Systems AU - McCollum, Lisa Tunstill AU - Schnell, Andrew AU - Yaghoubi, Darius AU - Bean, Quincy AU - McCauley, Rachel AU - Prince, Andrew PY - 2019 UR - https://ntrs.nasa.gov/citations/20190002133 ID - 20190002133 ER -