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@article{FAA_1973_7_3_a3, author = {M. G. Krein}, title = {A hypothesis of {A.} {M.} {Lyapunov}}, journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a}, pages = {45--54}, publisher = {mathdoc}, volume = {7}, number = {3}, year = {1973}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/FAA_1973_7_3_a3/} }
M. G. Krein. A hypothesis of A. M. Lyapunov. Funkcionalʹnyj analiz i ego priloženiâ, Tome 7 (1973) no. 3, pp. 45-54. http://geodesic.mathdoc.fr/item/FAA_1973_7_3_a3/