%0 Journal Article %A Alexander N. Polkovnikov %T On initial boundary value problem for parabolic differential operator with non-coercive boundary conditions %J Žurnal Sibirskogo federalʹnogo universiteta. Matematika i fizika %D 2020 %P 547-558 %V 13 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/JSFU_2020_13_5_a2/ %G en %F JSFU_2020_13_5_a2