TY - GEN AU - Knoerdel, Joan E AU - Watkins, Shirley Ward C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1984-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.IR.84-2836 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1984 TI - Document interchange format: ER -