Voir la notice de l'article provenant de la source Math-Net.Ru
@article{KVANT_2021_8_a8, author = {R. Ragimov}, title = {{\CYRV}{\cyro}{\cyrk}{\cyrr}{\cyru}{\cyrg} {\cyrz}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyri} {{\CYRM}852}}, journal = {Kvant}, pages = {12}, publisher = {mathdoc}, number = {8}, year = {2021}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/KVANT_2021_8_a8/} }
R. Ragimov. Вокруг задачи М852. Kvant, no. 8 (2021). http://geodesic.mathdoc.fr/item/KVANT_2021_8_a8/