Voir la notice de l'article provenant de la source Math-Net.Ru
@article{IVM_1962_4_a11, author = {V. G. Mikhal'chuk}, title = {An existence theorem for rational functions on {Riemann} surfaces}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {104--109}, publisher = {mathdoc}, number = {4}, year = {1962}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1962_4_a11/} }
V. G. Mikhal'chuk. An existence theorem for rational functions on Riemann surfaces. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 4 (1962), pp. 104-109. http://geodesic.mathdoc.fr/item/IVM_1962_4_a11/