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@article{FAA_1979_13_3_a12, author = {P. P. Zabreiko and S. V. Smitskikh}, title = {A theorem of {M.} {G.} {Krein} and {M.} {A.} {Rutman}}, journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a}, pages = {81--82}, publisher = {mathdoc}, volume = {13}, number = {3}, year = {1979}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/FAA_1979_13_3_a12/} }
P. P. Zabreiko; S. V. Smitskikh. A theorem of M. G. Krein and M. A. Rutman. Funkcionalʹnyj analiz i ego priloženiâ, Tome 13 (1979) no. 3, pp. 81-82. http://geodesic.mathdoc.fr/item/FAA_1979_13_3_a12/