Hydrobiology and chemistry of the Schelde and Westerschelde: proceedings of the Schelde symposium (May 1987, Terneuzen, The Netherlands)
Hummel, H.; Bakker, C.; Huiskes, A.; Merks, A.G.A. (Ed.) (1988). Hydrobiology and chemistry of the Schelde and Westerschelde: proceedings of the Schelde symposium (May 1987, Terneuzen, The Netherlands). Delta Institute for Hydrobiological Research: Yerseke. VI, 67 pp.