@article{IVM_1971_6_a3,
     author = {I. M. Gorzhaltsan},
     title = {The fundamental group of transformations of the space $\bar Sp^n_m(i,j)$, and its extension},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {24--32},
     publisher = {mathdoc},
     number = {6},
     year = {1971},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1971_6_a3/}
}