@article{MAT_1961_5_2_a2,
     author = {A. Douady},
     title = {Op\'erations cohomologiques},
     journal = {Matematika},
     pages = {19--30},
     publisher = {mathdoc},
     volume = {5},
     number = {2},
     year = {1961},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MAT_1961_5_2_a2/}
}