TY - RPRT TI - An evaluation of precision for the ASTM E648-91A standard test method for critical radiant flux of floor-covering systems AU - Lawson, J Randall PY - 1992 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST IR 4799 DO - 10.6028/NIST.IR.4799 ER -