Professional Congress Energy World Engineers Convention 19-21, June 2000 - Dusseldorf : VDI Verlag GmbH, c2000 - 306 p. : ill - Vdi Berichte ; No. 1523 . Includes Index ISBN: 3180915234 ISSN: Subjects--Topical Terms: Energy Management Congresses Dewey Class. No.: 333.79 / PRO