Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DE_1989_25_2_a27, author = {G. A. Sviridyuk}, title = {A problem of {Showalter}}, journal = {Differencialʹnye uravneni\^a}, pages = {338--339}, publisher = {mathdoc}, volume = {25}, number = {2}, year = {1989}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1989_25_2_a27/} }
G. A. Sviridyuk. A problem of Showalter. Differencialʹnye uravneniâ, Tome 25 (1989) no. 2, pp. 338-339. http://geodesic.mathdoc.fr/item/DE_1989_25_2_a27/