Voir la notice de l'article provenant de la source Math-Net.Ru
@misc{KVANT_2015_1_a25, title = {{\CYRZ}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyri} {\cyrs} {\cyrerev}{\cyrk}{\cyrs}{\cyrt}{\cyrr}{\cyre}{\cyrm}{\cyru}{\cyrm}{\cyra}{\cyrm}{\cyri}}, journal = {Kvant}, pages = {59}, publisher = {mathdoc}, number = {1}, year = {2015}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/KVANT_2015_1_a25/} }
Задачи с экстремумами. Kvant, no. 1 (2015). http://geodesic.mathdoc.fr/item/KVANT_2015_1_a25/