TY - RPRT TI - Assessment of Alphamagnetic Spectrometer (AMS) Upper Experiment Structural Configuration Shielding Effectiveness Associated with Change from Cryo-Cooled Magnet to Permanent Magnet AU - Scully, Robert PY - 2012 UR - https://ntrs.nasa.gov/citations/20120004281 ID - 20120004281 ER -