Report of the Study group on echo trace classification, Hamburg, Germany, 15-17 April 1997
(1997). Report of the Study group on echo trace classification, Hamburg, Germany, 15-17 April 1997. CM Documents - ICES, CM 1997(B:4). ICES: Copenhagen. 9 pp.
Part of: ICES CM Documents - ICES. ICES: Copenhagen. ISSN 1015-4744, more
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