Voir la notice de l'article provenant de la source Math-Net.Ru
@misc{KVANT_2022_2_a8, title = {{\CYRZ}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyri} {{\CYRM}2686{\textendash}{\CYRM}2689,} {{\CYRF}2693{\textendash}{\CYRF}2696}}, journal = {Kvant}, pages = {28--30}, publisher = {mathdoc}, number = {2}, year = {2022}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/KVANT_2022_2_a8/} }
Задачи М2686–М2689, Ф2693–Ф2696. Kvant, no. 2 (2022), pp. 28-30. http://geodesic.mathdoc.fr/item/KVANT_2022_2_a8/