TY - RPRT TI - Simulation and Comparison of Martian Surface Ionization Radiation AU - Kim, Myung-Hee Y. AU - Zeitlin, Cary AU - Hassler, Donald M. AU - Cucinotta, Francis A. PY - 2013 UR - https://ntrs.nasa.gov/citations/20140000773 ID - 20140000773 ER -