TY - RPRT TI - Standard Reference Data Publications 1987-1989 AU - Sauerwein, Joan C AU - Sauerwein, Joan C PY - 1989 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST SP 708supp2 DO - 10.6028/NIST.SP.708supp2 ER -