Voir la notice de l'article provenant de la source Math-Net.Ru
@misc{KVANT_2020_11_a15, title = {{\guillemotleft}{\CYRK}{\cyrv}{\cyra}{\cyrn}{\cyrt}{\guillemotright} {\cyrd}{\cyrl}{\cyrya} {\cyrm}{\cyrl}{\cyra}{\cyrd}{\cyrsh}{\cyri}{\cyrh} {\cyrsh}{\cyrk}{\cyro}{\cyrl}{\cyrsftsn}{\cyrn}{\cyri}{\cyrk}{\cyro}{\cyrv}}, journal = {Kvant}, pages = {50--51}, publisher = {mathdoc}, number = {11}, year = {2020}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/KVANT_2020_11_a15/} }
«Квант» для младших школьников. Kvant, no. 11 (2020), pp. 50-51. http://geodesic.mathdoc.fr/item/KVANT_2020_11_a15/