Voir la notice de l'article provenant de la source Math-Net.Ru
@misc{KVANT_2021_3_a6, title = {{\CYRZ}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyri} {{\CYRM}2642-{\CYRM}2645,} {{\CYRF}2649-{\CYRF}2652}}, journal = {Kvant}, pages = {21--22}, publisher = {mathdoc}, number = {3}, year = {2021}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/KVANT_2021_3_a6/} }
Задачи М2642-М2645, Ф2649-Ф2652. Kvant, no. 3 (2021), pp. 21-22. http://geodesic.mathdoc.fr/item/KVANT_2021_3_a6/