TY - BOOK AU - Subbarao E C Ed. AU - Wallace W E Ed. ED - Confrence on scienced technology of rare earths materials (1980 : Cochin India) TI - Proceedings of science and technology of rare earths materials U1 - E192p1,N80, M0 PY - 1980/// CY - New York PB - Academic press KW - Rare Elements KW - Chemistry N1 - Includes bibliography ER -