ABNE - Bosch,P.L.; Vass,K. - [Subacute spongious encephalopathy of the Heidenhain type] - Subakute spongiose Encephalopathie vom Typ Heidenhain - Der Nervenarzt 1975 Mar; 46(3): 160-2
AMUQ - Yamanouchi,H.; Budka,H.; Vass,K.Sr. - Unilateral Creutzfeldt-Jakob disease - Neurology 1986 Nov; 36(11): 1517-20