TY  - JOUR
AU  - W.L. Chan
AU  - Guo Bao Zhu
TI  - On the semigroups of age-size dependent population dynamcis with spatial diffusion.
JO  - Manuscripta mathematica
PY  - 1990
SP  - 161
EP  - 182
VL  - 66
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MM2_1990__66_1_155466/
ID  - MM2_1990__66_1_155466
ER  -