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PROCEEDINGS/ENERGY AND ECOLOGICAL MODELLING, INTERNATIONAL SYMPOSIUM, LOUISVILLE KY, APRIL 20-23, 1981MITSCH WJ ED; BOSSERMAN RW ED; KLOPATEK JM ED et al.1981; ENERGY AND ECOLOGICAL MODELLING. INTERNATIONAL SYMPOSIUM/1981-04-20/LOUISVILLE KY; NLD/GBR/USA; AMSTERDAM; OXFORD; NEW YORK: ELSEVIER SCIENTIFIC PUBLISHING COMPANY; DA. 1981; 839 P.; 24 CM; ISBN 0-444-99731-8; DEVELOPMENTS IN ENVIRONMENTAL MODELLING; 1Conference Proceedings