TY - RPRT TI - Examination of the variability of the ASTM E 648 standard with respect to carpets AU - Davis, Sanford AU - Lawson, J Randall AU - Parker, William J AU - Glicksman, M E AU - Selleck, M E PY - 1989 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST IR 89-4191 DO - 10.6028/NIST.IR.89-4191 ER -