TY  - BOOK
AU  - Simmonds,E John
AU  - MacLennan,David N.
ED  - International Council for the Exploration of the Sea.
TI  - Fisheries and plankton acoustics: proceedings of an ICES international symposium held in Aberdeen, Scotland, 12-16 June 1995 
PY  - 1996///]
CY  - London : 
PB  - Academic Press
ER  -