@article{IVM_1992_11_a4,
     author = {I. A. Ikromov},
     title = {On a theorem of {Colin} de {Verdi\`ere}},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {23--28},
     year = {1992},
     number = {11},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1992_11_a4/}
}