000 00275nam a2200109Ia 4500
999 _c17577
_d17577
020 _a0120532042
100 _aAllen M Alper
245 _aRefractory Materials: A Series of Monographs Vol - IV
260 _c1976
_bACADEMIC PRESS
_aNew York
300 _axvii+309
942 _cREF