TY - JOUR AU - Khapalov, Alexander Y. TI - Global non-negative controllability of the semilinear parabolic equation governed by bilinear control JO - ESAIM: Control, Optimisation and Calculus of Variations PY - 2002 SP - 269 EP - 283 VL - 7 PB - EDP-Sciences UR - http://www.numdam.org/articles/10.1051/cocv:2002011/ DO - 10.1051/cocv:2002011 LA - en ID - COCV_2002__7__269_0 ER -