Voir la notice de l'article provenant de la source Math-Net.Ru
@article{FAA_1972_6_1_a10, author = {J. H. Bernstein and B. I. Rozenfel'd}, title = {Characteristic classes of foliations}, journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a}, pages = {68--69}, publisher = {mathdoc}, volume = {6}, number = {1}, year = {1972}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/FAA_1972_6_1_a10/} }
J. H. Bernstein; B. I. Rozenfel'd. Characteristic classes of foliations. Funkcionalʹnyj analiz i ego priloženiâ, Tome 6 (1972) no. 1, pp. 68-69. http://geodesic.mathdoc.fr/item/FAA_1972_6_1_a10/