@article{ZNSL_1972_24_a1,
     author = {Yu. E. Alenitsin},
     title = {An estimation for the derivative in some classes of analytic functions in multuply-connected domain},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {6--15},
     publisher = {mathdoc},
     volume = {24},
     year = {1972},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1972_24_a1/}
}