@article{IVM_1986_9_a6,
     author = {N. I. Zhukova and E. L. Malysheva},
     title = {On minimal sets of {Riemannian} foliations},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {38--45},
     year = {1986},
     number = {9},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1986_9_a6/}
}