Voir la notice de l'article provenant de la source Math-Net.Ru
@misc{KVANT_2018_7_a9, title = {{\CYRZ}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyri} {{\CYRM}2518--{\CYRM}2521,} {{\CYRF}2525--{\CYRF}2528}}, journal = {Kvant}, pages = {13--14}, publisher = {mathdoc}, number = {7}, year = {2018}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/KVANT_2018_7_a9/} }
Задачи М2518--М2521, Ф2525--Ф2528. Kvant, no. 7 (2018), pp. 13-14. http://geodesic.mathdoc.fr/item/KVANT_2018_7_a9/