Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DE_1969_5_6_a12, author = {A. M. Stakhy}, title = {Uniform approximation of sets and proximality in partially ordered dynamical systems}, journal = {Differencialʹnye uravneni\^a}, pages = {1101--1106}, publisher = {mathdoc}, volume = {5}, number = {6}, year = {1969}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1969_5_6_a12/} }
A. M. Stakhy. Uniform approximation of sets and proximality in partially ordered dynamical systems. Differencialʹnye uravneniâ, Tome 5 (1969) no. 6, pp. 1101-1106. http://geodesic.mathdoc.fr/item/DE_1969_5_6_a12/