@article{IVM_1964_4_a0,
     author = {L. A. Aksent'ev},
     title = {Indices of functions on {Riemann} surfaces and their applications},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {3--8},
     publisher = {mathdoc},
     number = {4},
     year = {1964},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1964_4_a0/}
}