TY - RPRT TI - GCR Simulator Reference Field Specification and a Preliminary Beam Selection Strategy at the NASA Space Radiation Laboratory AU - Slaba, T. C. AU - Blattnig, S. R. AU - Norbury, J. W. AU - Rusek, A. AU - La Tessa, C. AU - Walker, S. A. PY - 2015 UR - https://ntrs.nasa.gov/citations/20160006434 ID - 20160006434 ER -