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@article{FAA_1986_20_2_a0, author = {V. I. Bakhtin}, title = {Averaging in multifrequency systems}, journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a}, pages = {1--7}, publisher = {mathdoc}, volume = {20}, number = {2}, year = {1986}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/FAA_1986_20_2_a0/} }
V. I. Bakhtin. Averaging in multifrequency systems. Funkcionalʹnyj analiz i ego priloženiâ, Tome 20 (1986) no. 2, pp. 1-7. http://geodesic.mathdoc.fr/item/FAA_1986_20_2_a0/