%0 Journal Article %A M. A. Kachalova %T Hochschild cohomology ring for self-injective algebras of tree class $E_8$ %J Zapiski Nauchnykh Seminarov POMI %D 2021 %P 112-148 %V 500 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_2021_500_a5/ %G ru %F ZNSL_2021_500_a5