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@article{DE_1993_29_6_a3, author = {S. A. Brykalov}, title = {Solutions with a prescribed minimum and maximum}, journal = {Differencialʹnye uravneni\^a}, pages = {938--942}, publisher = {mathdoc}, volume = {29}, number = {6}, year = {1993}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1993_29_6_a3/} }
S. A. Brykalov. Solutions with a prescribed minimum and maximum. Differencialʹnye uravneniâ, Tome 29 (1993) no. 6, pp. 938-942. http://geodesic.mathdoc.fr/item/DE_1993_29_6_a3/