@article{MZM_1982_31_5_a3,
     author = {O. V. Epifanov},
     title = {A criterion for a convolution to be epimorphic in arbitrary regions of the complex plane},
     journal = {Matemati\v{c}eskie zametki},
     pages = {695--705},
     publisher = {mathdoc},
     volume = {31},
     number = {5},
     year = {1982},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1982_31_5_a3/}
}