Voir la notice de l'article provenant de la source Math-Net.Ru
@article{KVANT_2015_2_a10, author = {A. Leonovich}, title = {{\CYRG}{\cyre}{\cyro}{\cyrm}{\cyre}{\cyrt}{\cyrr}{\cyri}{\cyrya} {\cyri} {\cyro}{\cyrp}{\cyrt}{\cyri}{\cyrk}{\cyra}}, journal = {Kvant}, pages = {32--33}, publisher = {mathdoc}, number = {2}, year = {2015}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/KVANT_2015_2_a10/} }
A. Leonovich. Геометрия и оптика. Kvant, no. 2 (2015), pp. 32-33. http://geodesic.mathdoc.fr/item/KVANT_2015_2_a10/