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@article{IVM_1999_1_a6, author = {M. Prvanovich}, title = {Extended recurrent manifolds}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {41--50}, publisher = {mathdoc}, number = {1}, year = {1999}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1999_1_a6/} }
M. Prvanovich. Extended recurrent manifolds. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 1 (1999), pp. 41-50. http://geodesic.mathdoc.fr/item/IVM_1999_1_a6/