@article{INTG_1974_5_a4,
     author = {J. I. Shink\={u}nas},
     title = {The $m$-plane distribution in an $n$-dimensional {Riemannian} space},
     journal = {Itogi Nauki i Tekhniki. Seriya Problemy Geometrii. Trudy Geometricheskogo Seminara},
     pages = {123--133},
     publisher = {mathdoc},
     volume = {5},
     year = {1974},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/INTG_1974_5_a4/}
}