000 00385nam a2200109 4500
080 _a628.4.038
_b: 626.93 : 69 NAT.80
245 _aNSF/RA-800311; Energy conservation in the building industry using industrial waste materials - phase <I=one>
100 _aAli, M.A
700 _aNational Technical Information Service
700 _aGlass and Ceramics international
260 _aVirginia
_bNTIS
_c1980
300 _a50p
999 _c32371
_d32371