@article{IVM_1993_12_a7,
     author = {L. D. Popov},
     title = {Approximate roots of unsolvable equations with monotone mappings in the left-hand side},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {70--80},
     publisher = {mathdoc},
     number = {12},
     year = {1993},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1993_12_a7/}
}