TY - RPRT TI - Testing of typical spacecraft materials in a simulated substorm environment AU - Stevens, N. J. AU - Berkopec, F. D. AU - Staskus, J. V. AU - Blech, R. A. AU - Narciso, S. J. PY - 1977 UR - https://ntrs.nasa.gov/citations/19780002213 ID - 19780002213 ER -