Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MZM_2001_70_6_a12, author = {A. P. Karmazin}, title = {Parabolicity and {Hyperbolicity} {Conditions} for {Boundary} {Elements} of {Surfaces}}, journal = {Matemati\v{c}eskie zametki}, pages = {948--951}, publisher = {mathdoc}, volume = {70}, number = {6}, year = {2001}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_2001_70_6_a12/} }
A. P. Karmazin. Parabolicity and Hyperbolicity Conditions for Boundary Elements of Surfaces. Matematičeskie zametki, Tome 70 (2001) no. 6, pp. 948-951. http://geodesic.mathdoc.fr/item/MZM_2001_70_6_a12/