TY - RPRT TI - Structural and Control Concepts for Variable Geometry Planetary Entry Systems AU - Quadrelli, Marco AU - Boussalis, Dhemetrios AU - Davis, Gregory AU - Kwok, Kawai AU - Pellegrino, Sergio PY - 2009 UR - https://ntrs.nasa.gov/citations/20150011979 ID - 20150011979 ER -