@article{DAN_1970_194_1_a3,
     author = {E. V. Voronovskaya},
     title = {The method of functionals as applied to problems of the {Zolotarev--Przeborski} type},
     journal = {Doklady Akademii Nauk},
     pages = {20--23},
     publisher = {mathdoc},
     volume = {194},
     number = {1},
     year = {1970},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1970_194_1_a3/}
}