Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MZM_1992_52_1_a11, author = {A. V. Loboda}, title = {On normal equations for surfaces containing flat totally real submanifolds}, journal = {Matemati\v{c}eskie zametki}, pages = {76--86}, publisher = {mathdoc}, volume = {52}, number = {1}, year = {1992}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1992_52_1_a11/} }
A. V. Loboda. On normal equations for surfaces containing flat totally real submanifolds. Matematičeskie zametki, Tome 52 (1992) no. 1, pp. 76-86. http://geodesic.mathdoc.fr/item/MZM_1992_52_1_a11/