Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MO_2017_84_4_a4, author = {S. I. Kalinin}, title = {Ki {Fan} inequality could be discovered much formerly}, journal = {Matemati\v{c}eskoe obrazovanie}, pages = {25--27}, publisher = {mathdoc}, volume = {84}, number = {4}, year = {2017}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MO_2017_84_4_a4/} }
S. I. Kalinin. Ki Fan inequality could be discovered much formerly. Matematičeskoe obrazovanie, Tome 84 (2017) no. 4, pp. 25-27. http://geodesic.mathdoc.fr/item/MO_2017_84_4_a4/