TY - RPRT TI - Improved Propulsion Modeling for Low-Thrust Trajectory Optimization AU - Knittel, Jeremy M. AU - Englander, Jacob A. AU - Ozimek, Martin T. AU - Atchison, Justin A. AU - Gould, Julian J. PY - 2017 UR - https://ntrs.nasa.gov/citations/20170001429 ID - 20170001429 ER -