@article{IVM_1976_7_a9,
     author = {I. V. Parnasskii},
     title = {A~connection on surfaces in spaces with a~flag-affine or biflag-affine connection},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {76--82},
     publisher = {mathdoc},
     number = {7},
     year = {1976},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1976_7_a9/}
}