%0 Journal Article %A A. V. Chernov %T Preservation of global solvability and estimation of solutions of some controlled nonlinear partial differential equations of the second order %J Vestnik Udmurtskogo universiteta. Matematika, mehanika, kompʹûternye nauki %D 2024 %P 541-562 %V 34 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/VUU_2024_34_4_a4/ %G ru %F VUU_2024_34_4_a4