Voir la notice de l'article provenant de la source Math-Net.Ru
@article{KVANT_2019_9_a4, author = {S. Arutyunyan}, title = {{\CYRT}{\cyro}{\cyrch}{\cyrk}{\cyra} {{\CYRN}{\cyra}{\cyrg}{\cyre}{\cyrl}{\cyrya}} {\cyri} {\cyrr}{\cyra}{\cyrz}{\cyrn}{\cyro}{\cyrs}{\cyrt}{\cyrn}{\cyrery}{\cyrishrt} {\cyrt}{\cyrr}{\cyre}{\cyru}{\cyrg}{\cyro}{\cyrl}{\cyrsftsn}{\cyrn}{\cyri}{\cyrk}}, journal = {Kvant}, pages = {30--33}, publisher = {mathdoc}, number = {9}, year = {2019}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/KVANT_2019_9_a4/} }
S. Arutyunyan. Точка Нагеля и разностный треугольник. Kvant, no. 9 (2019), pp. 30-33. http://geodesic.mathdoc.fr/item/KVANT_2019_9_a4/