%0 Journal Article
%A W.L. Chan
%A Guo Bao Zhu
%T On the semigroups of age-size dependent population dynamcis with spatial diffusion.
%J Manuscripta mathematica
%D 1990
%P 161-182
%V 66
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/MM2_1990__66_1_155466/
%F MM2_1990__66_1_155466