Geodesic
Homology and cohomology spheres
Trudy Matematicheskogo Instituta imeni V.A. Steklova, Tome 28 (1973) no. 6 
V. M. Bykov. Homology and cohomology spheres. Trudy Matematicheskogo Instituta imeni V.A. Steklova, Tome 28 (1973) no. 6. http://geodesic.mathdoc.fr/item/RM_1973_28_6_a13/
@article{RM_1973_28_6_a13,
     author = {V. M. Bykov},
     title = {Homology and cohomology spheres},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     year = {1973},
     volume = {28},
     number = {6},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/RM_1973_28_6_a13/}
}
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Voir la notice de l'article provenant de la source Math-Net.Ru

[1] A. G. Kurosh, Teoriya grupp, «Nauka», M., 1967 | MR | Zbl

[2] G. E. Bredon, Sheaf theory, N. Y., 1967 | MR