%0 Journal Article %A Y. V. Volkov %T Hochschild cohomology for self-injective algebras of tree class~$D_n$.~IV %J Zapiski Nauchnykh Seminarov POMI %D 2011 %P 100-118 %V 388 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_2011_388_a3/ %G ru %F ZNSL_2011_388_a3