TY - GEN AU - Goodrich, L F AU - Goldfarb, R B AU - Bray, S L C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1990-01-01 05:01:00 DO - https://doi.org/10.6028/NIST.IR.90-3935 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1990 TI - Development of standards for superconductors- final report January 1988-December 1989: ER -