Power sources 8: Research and development in non mechanical electrical power sources /Proceeding of the 12th international power sources symposium held at Brighton September 1980 - London: Academic press, 1981 - xi, 630p. ISBN: 0-12-68915-9 Subjects--Topical Terms: Power Subjects--Index Terms: Non mechanical Universal Decimal Class. No.: 621.35.001.5(082.2) / M1