TY - RPRT TI - Method and System for Gamma-Ray Localization Induced Spacecraft Navigation Using Celestial Gamma-Ray Sources AU - Sheikh, Suneel I. AU - Hisamoto, Chuck AU - Arzoumanian, Zaven PY - 2015 UR - https://ntrs.nasa.gov/citations/20150018782 ID - 20150018782 ER -