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@article{DE_1976_12_2_a24, author = {G. V. Sugrobov}, title = {The approximate representation of relaxation oscillations}, journal = {Differencialʹnye uravneni\^a}, pages = {365--368}, publisher = {mathdoc}, volume = {12}, number = {2}, year = {1976}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1976_12_2_a24/} }
G. V. Sugrobov. The approximate representation of relaxation oscillations. Differencialʹnye uravneniâ, Tome 12 (1976) no. 2, pp. 365-368. http://geodesic.mathdoc.fr/item/DE_1976_12_2_a24/