New energy conservation technologies and their commercialization /Proceeding of an international conference Berlin 6-10 April 1981 - Berlin: Springer-Verlag, 1981 - 1158p. ISBN: 3-540-11124-7 Subjects--Topical Terms: Millhone, John P (Ed.) Universal Decimal Class. No.: 620.9(082.2) / M1.1