@article{TM_1992_193_a30,
     author = {E. G. Sklyarenko},
     title = {Homology and cohomology. {Limit} passages},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {162--168},
     year = {1992},
     volume = {193},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TM_1992_193_a30/}
}