@article{MZM_1981_30_1_a13,
     author = {I. P. Ryazantseva},
     title = {Equations with semimonotone discontinuous mappings},
     journal = {Matemati\v{c}eskie zametki},
     pages = {143--152},
     year = {1981},
     volume = {30},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1981_30_1_a13/}
}