%0 Journal Article %A N. Kato %T Linear Size-structured Population Models with Spacial Diffusion and Optimal Harvesting Problems %J Mathematical modelling of natural phenomena %D 2014 %P 122-130 %V 9 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.1051/mmnp/20149408/ %R 10.1051/mmnp/20149408 %G en %F MMNP_2014_9_4_a7