TY - RPRT TI - Polymers, NAS-NRC assessment panel February 13-14, 1992: Materials Science and Engineering Laboratory AU - Smith, L E AU - Fanconi, B M PY - 1991 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST IR 4696 DO - 10.6028/NIST.IR.4696 ER -