Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MZM_1977_21_2_a0, author = {I. Kh. Sabitov}, title = {Embedding two-dimensional metrics in~$E^4$}, journal = {Matemati\v{c}eskie zametki}, pages = {137--140}, publisher = {mathdoc}, volume = {21}, number = {2}, year = {1977}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1977_21_2_a0/} }
I. Kh. Sabitov. Embedding two-dimensional metrics in~$E^4$. Matematičeskie zametki, Tome 21 (1977) no. 2, pp. 137-140. http://geodesic.mathdoc.fr/item/MZM_1977_21_2_a0/