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@article{INTG_1975_7_a2, author = {V. F. Kirichenko}, title = {Deformations of $K$-structures}, journal = {Itogi Nauki i Tekhniki. Seriya Problemy Geometrii. Trudy Geometricheskogo Seminara}, pages = {27--37}, publisher = {mathdoc}, volume = {7}, year = {1975}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/INTG_1975_7_a2/} }
V. F. Kirichenko. Deformations of $K$-structures. Itogi Nauki i Tekhniki. Seriya Problemy Geometrii. Trudy Geometricheskogo Seminara, Itogi Nauki i Tekhniki. Seriya "Problemy Geometrii", Tome 7 (1975), pp. 27-37. http://geodesic.mathdoc.fr/item/INTG_1975_7_a2/