%0 Journal Article %A W. Feller %T The parabolic differential equations and the associated semi-groups of transformations %J Matematika %D 1957 %P 105-153 %V 1 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/MAT_1957_1_4_a3/ %G ru %F MAT_1957_1_4_a3