@article{IVM_1998_6_a6,
     author = {M. Prvanovich},
     title = {On totally umbilical submanifolds immersed in a~weakly symmetric {Riemannian} manifold},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {54--64},
     publisher = {mathdoc},
     number = {6},
     year = {1998},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1998_6_a6/}
}