%0 Journal Article %A Grasman, J. %T Sustainable Exploitation of Biological Populations %J International Journal of Applied Mathematics and Computer Science %D 2000 %P 123-129 %V 10 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/IJAMCS_2000_10_1_a6/ %G en %F IJAMCS_2000_10_1_a6