Voir la notice de l'article provenant de la source Math-Net.Ru
@misc{MP_1999_a19, title = {{\CYRZ}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyrn}{\cyrery}{\cyrishrt} {\cyrr}{\cyra}{\cyrz}{\cyrd}{\cyre}{\cyrl}}, journal = {Matematicheskoe Prosveshchenie}, pages = {232--233}, publisher = {mathdoc}, year = {1999}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MP_1999_a19/} }
Задачный раздел. Matematicheskoe Prosveshchenie, Matematicheskoe Prosveshchenie (1999), pp. 232-233. http://geodesic.mathdoc.fr/item/MP_1999_a19/