@article{VNGU_2009_9_2_a7,
     author = {I. A. Mednykh},
     title = {On {Irregular} {Holomorphic} {Mappings} between {Riemann} {Surfaces} of {Genera} {Four} and {Two}},
     journal = {Sibirskij \v{z}urnal \v{c}istoj i prikladnoj matematiki},
     pages = {72--79},
     publisher = {mathdoc},
     volume = {9},
     number = {2},
     year = {2009},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VNGU_2009_9_2_a7/}
}