@article{IVM_1986_6_a4,
     author = {A. F. Solov'ev},
     title = {Hyperdistributions with a~parallel second fundamental form},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {21--29},
     publisher = {mathdoc},
     number = {6},
     year = {1986},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1986_6_a4/}
}