Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1979_246_4_a0, author = {V. V. Agaronyan and Yu. M. Smirnov}, title = {The {Ljusternik--Snirel'man} category for procategories}, journal = {Doklady Akademii Nauk}, pages = {777--779}, publisher = {mathdoc}, volume = {246}, number = {4}, year = {1979}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1979_246_4_a0/} }
V. V. Agaronyan; Yu. M. Smirnov. The Ljusternik--Snirel'man category for procategories. Doklady Akademii Nauk, Tome 246 (1979) no. 4, pp. 777-779. http://geodesic.mathdoc.fr/item/DAN_1979_246_4_a0/