Rare earths: Applications and technology / Proceedings of an International Symposium, Bombay, September 1986 - Switzerland: Trans Tech Publications Ltd., 1988 - viii, 289p. ISBN: 0-87849-576-2 Subjects--Topical Terms: Chemical technology Subjects--Index Terms: Metallurgical Development Universal Decimal Class. No.: 661.863/.868(082.2) / M8