TY - JOUR AU - M. A. Kachalova TI - Hochschild cohomology ring for self-injective algebras of tree class $E_8$ JO - Zapiski Nauchnykh Seminarov POMI PY - 2021 SP - 112 EP - 148 VL - 500 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_2021_500_a5/ LA - ru ID - ZNSL_2021_500_a5 ER -