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@article{DAN_1968_179_6_a6, author = {A. I. Loginov}, title = {Commutative symmetric {Banach} algebras of operators in the {Pontrjagin} space $\Pi_1$}, journal = {Doklady Akademii Nauk}, pages = {1276--1278}, publisher = {mathdoc}, volume = {179}, number = {6}, year = {1968}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1968_179_6_a6/} }
A. I. Loginov. Commutative symmetric Banach algebras of operators in the Pontrjagin space $\Pi_1$. Doklady Akademii Nauk, Tome 179 (1968) no. 6, pp. 1276-1278. http://geodesic.mathdoc.fr/item/DAN_1968_179_6_a6/