TY  - BOOK
AU  - Daan,Niels
AU  - Richardson,Katherine
AU  - Beverton,R.J.H.
AU  - Colijn,Franciscus
ED  - International Council for the Exploration of the Sea.
TI  - Changes in the North Sea ecosystem and their causes : Århus 1975 revisited: proceedings of an ICES International Symposium held in Århus, Denmark, 11 - 14 July 1995 
PY  - 1996///]
CY  - London : 
PB  - Academic Press
N1  - "ICES Symposium on 'North Sea Fish Stocks - Recent Changes and Their Causes'"--Introd
ER  -