TY - RPRT TI - Methods adopted in the U.S.S.R. for the study of fire resistance of building elements and some of the results obtained AU - Fouquet, Bernard H PY - 1959 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS RPT 6530 DO - 10.6028/NBS.RPT.6530 ER -