Authors: Morris, Marlene C. --- Carmel, Simon J. --- de Groot, Johan H. --- Evans, Eloise H. --- Hubbard, Camden R. --- et al. McMurdie, Howard F. --- Paretzkin, Boris. --- United States.
Year: 1977 Publisher: Gaithersburg, MD : U.S. Dept. of Commerce, National Institute of Standards and Technology,