Voir la notice de l'article provenant de la source Mathematicac Balkanica website
@article{MABA_2003_17_3-4_a4, author = {Vsevolod Ivanov Ivanov}, title = {Limit {Extremal} {Problems}}, journal = {Mathematica balkanica}, pages = {221}, publisher = {mathdoc}, volume = {17}, number = {3-4}, year = {2003}, url = {http://geodesic.mathdoc.fr/item/MABA_2003_17_3-4_a4/} }
Vsevolod Ivanov Ivanov. Limit Extremal Problems. Mathematica balkanica, Tome 17 (2003) no. 3-4, p. 221. http://geodesic.mathdoc.fr/item/MABA_2003_17_3-4_a4/