Voir la notice de l'article provenant de la source Math-Net.Ru
@misc{KVANT_2022_10_a8, title = {{\CYRZ}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyri} 5-8}, journal = {Kvant}, pages = {13}, publisher = {mathdoc}, number = {10}, year = {2022}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/KVANT_2022_10_a8/} }
Задачи 5-8. Kvant, no. 10 (2022). http://geodesic.mathdoc.fr/item/KVANT_2022_10_a8/