Voir la notice de l'article provenant de la source Math-Net.Ru
@article{KVANT_2013_1_a21, author = {V. Drozdov}, title = {{\CYRG}{\cyre}{\cyro}{\cyrm}{\cyre}{\cyrt}{\cyrr}{\cyri}{\cyrya} {\cyrs}{\cyrv}{\cyre}{\cyrt}{\cyro}{\cyrv}{\cyrery}{\cyrh} {\cyrl}{\cyru}{\cyrch}{\cyre}{\cyrishrt}}, journal = {Kvant}, pages = {55--58}, publisher = {mathdoc}, number = {1}, year = {2013}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/KVANT_2013_1_a21/} }
V. Drozdov. Геометрия световых лучей. Kvant, no. 1 (2013), pp. 55-58. http://geodesic.mathdoc.fr/item/KVANT_2013_1_a21/