Voir la notice de l'article provenant de la source Math-Net.Ru
@misc{KVANT_2020_3_a7, title = {{\CYRZ}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyri} {{\CYRM}2594{\textendash}{\CYRM}2597,} {{\CYRF}2601{\textendash}{\CYRF}2604}}, journal = {Kvant}, pages = {18--20}, publisher = {mathdoc}, number = {3}, year = {2020}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/KVANT_2020_3_a7/} }
Задачи М2594–М2597, Ф2601–Ф2604. Kvant, no. 3 (2020), pp. 18-20. http://geodesic.mathdoc.fr/item/KVANT_2020_3_a7/