@article{MS_1950__68_3_a4,
     author = {{\CYRM}.{\CYRM}. {\CYRV}{\cyra}{\cyrishrt}{\cyrn}{\cyrb}{\cyre}{\cyrr}{\cyrg}},
     title = {Existence theorems for the characteristic values of a class of systems of nonlinear integral equations.},
     journal = {Matemati\v{c}eskij sbornik},
     pages = {365--394},
     publisher = {mathdoc},
     volume = {68},
     number = {3},
     year = {1950},
     zbl = {0045.37502},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/MS_1950__68_3_a4/}
}