sŒELÊŒGRAPËŒ
BEX/‘ERTON -RJ.H.; HOLT 81—1957. On the dynamics of exploited
sh pepulations. Fish. Envesâ. 8er. 2,19 : 533p.
,
BE‘VERTÛN
HOLT
SJ
.
—1964. Manuel of methods for sh
stock asSesmen‘t. Part 2. Tables of yield functions. F.A.O. Fish.
(38).