@article{LKN_2006_1_1_a0,
     author = {E. M. Chirka},
     title = {Riemann surfaces},
     journal = {Lekcionnye kursy NOC},
     pages = {3--105},
     year = {2006},
     volume = {1},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/LKN_2006_1_1_a0/}
}