@article{IVM_1997_9_a4,
     author = {P. E. Markov},
     title = {General analytic and infinitesimal deformations of {immersions.~I}},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {21--34},
     publisher = {mathdoc},
     number = {9},
     year = {1997},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1997_9_a4/}
}