Voir la notice de l'article provenant de la source Math-Net.Ru
@misc{KVANT_2020_5_a8, title = {{\CYRZ}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyri} {{\CYRM}2602--{\CYRM}2605,} {{\CYRF}2609--{\CYRF}2612}}, journal = {Kvant}, pages = {28--29}, publisher = {mathdoc}, number = {5}, year = {2020}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/KVANT_2020_5_a8/} }
Задачи М2602--М2605, Ф2609--Ф2612. Kvant, no. 5 (2020), pp. 28-29. http://geodesic.mathdoc.fr/item/KVANT_2020_5_a8/