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Reference points for optimal fish stock management : A lesson to be learned from the Northeast Arctic cod stock
Nakken, Odd, (1996)
Tjänstemannarörelsen : Uppkomst och utveckling
Sandberg, Per, (1969)
Harvest rules when price depends on quantity : the case of Norwegian spring spawning herring (Clupea harengus L.]
Sandberg, Per, (2005)