Voir la notice de l'article provenant de la source Mathematicac Balkanica website
@article{MABA_1997_11_3-4_a6, author = {G. Nakova and K. Gribachev}, title = {Submanifolds of {Some} {Almost} {Contact} {Manifolds} with {B-Metric} with {Codimension} {Two,} {I}}, journal = {Mathematica balkanica}, pages = {255}, publisher = {mathdoc}, volume = {11}, number = {3-4}, year = {1997}, url = {http://geodesic.mathdoc.fr/item/MABA_1997_11_3-4_a6/} }
G. Nakova; K. Gribachev. Submanifolds of Some Almost Contact Manifolds with B-Metric with Codimension Two, I. Mathematica balkanica, Tome 11 (1997) no. 3-4, p. 255. http://geodesic.mathdoc.fr/item/MABA_1997_11_3-4_a6/