Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DE_2001_37_3_a7, author = {V. V. Filippov}, title = {Linkage of {Cycles} and {Boundary} {Value} {Problems} for {Ordinary} {Differential} {Equations}}, journal = {Differencialʹnye uravneni\^a}, pages = {375--383}, publisher = {mathdoc}, volume = {37}, number = {3}, year = {2001}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_2001_37_3_a7/} }
V. V. Filippov. Linkage of Cycles and Boundary Value Problems for Ordinary Differential Equations. Differencialʹnye uravneniâ, Tome 37 (2001) no. 3, pp. 375-383. http://geodesic.mathdoc.fr/item/DE_2001_37_3_a7/