How to cite 

ICES Advisory Committee on Fishery Management (2011). Report of the Working Group on the Assessment of Demersal Stocks in the North Sea and Skagerrak (WGNSSK) 2011. ICES/CIEM, Ref. ICES CM 2011/ACOM:13, 1214p.https://archimer.ifremer.fr/doc/00050/16084/