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@article{IVM_1988_5_a4, author = {N. I. Zhukova}, title = {Submersions with {Ehresmann} connection}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {25--33}, publisher = {mathdoc}, number = {5}, year = {1988}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1988_5_a4/} }
N. I. Zhukova. Submersions with Ehresmann connection. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 5 (1988), pp. 25-33. http://geodesic.mathdoc.fr/item/IVM_1988_5_a4/