Proceedings of the 13th Baltic Marine Biologists Symposium: Riga-Jurmala, Latvia, August 31 - September 4, 1993
Andrusaitis, A. (Ed.) (1997). Proceedings of the 13th Baltic Marine Biologists Symposium: Riga-Jurmala, Latvia, August 31 - September 4, 1993. Institute of Aquatic Ecology, University of Latvia: Riga. ISBN 9984509907.
