Voir la notice de l'article provenant de la source Math-Net.Ru
@article{KVANT_2018_9_a1, author = {A. Petrunin}, title = {{\CYRS}{\cyrk}{\cyro}{\cyrl}{\cyrsftsn}{\cyrk}{\cyro} {\cyrd}{\cyre}{\cyrr}{\cyre}{\cyrv}{\cyrsftsn}{\cyre}{\cyrv} {\cyrv} {\cyrg}{\cyrr}{\cyra}{\cyrf}{\cyre}}, journal = {Kvant}, pages = {9--13}, publisher = {mathdoc}, number = {9}, year = {2018}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/KVANT_2018_9_a1/} }
A. Petrunin. Сколько деревьев в графе. Kvant, no. 9 (2018), pp. 9-13. http://geodesic.mathdoc.fr/item/KVANT_2018_9_a1/