@article{DAN_1969_187_5_a5,
     author = {P. P. Kufarev and B. P. Kufarev},
     title = {The two metric methods of determining the prime end of a sequence of plane domains},
     journal = {Doklady Akademii Nauk},
     pages = {986--988},
     publisher = {mathdoc},
     volume = {187},
     number = {5},
     year = {1969},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1969_187_5_a5/}
}