Wrixon, G. T. Renewable energy-2000 / G.T. Wrixon, A.-M.E. Rooney, W. Palz. - New York : Springer-Verlag, c1993. - xiii, 126 p. : ill. (some col.), col. maps ; 25 cm. ISBN: 3540568824 Subjects--Index Terms: Renewable energy sources--Europe Dewey Class. No.: 333.79/4/094 / WRI