%0 Journal Article
%T Optimal bilinear control problems governed by evolution partial differential equation
%A M. Boulerhcha
%A Benbrik Abdelhaq
%A Lahrech Samir
%J International Journal of Mathematical Analysis
%D 2012
%I 
%U http://www.m-hikari.com/ijma/ijma-2012/ijma-45-48-2012/lahrechIJMA45-48-2012.pdf