Energy modelling studies and conservation / Proceedings of a Seminar of the United Nations Economic Commission for Europe, Washington D.C., 24-28 March 1980 - New York: United Nations, 1982 - xxxiv, 689p. ISBN: 0080274161 Subjects--Topical Terms: Power resources Subjects--Index Terms: Mathematical models Energy conservation Universal Decimal Class. No.: 620.93(082.2) / M2