%0 Journal Article %A A. A. Gorshkov %A M. I. Sumin %T Regularization of the Pontryagin maximum principle in the problem of optimal boundary control for a parabolic equation with state constraints in Lebesgue spaces %J Vestnik Udmurtskogo universiteta. Matematika, mehanika, kompʹûternye nauki %D 2017 %P 162-177 %V 27 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/VUU_2017_27_2_a1/ %G ru %F VUU_2017_27_2_a1