@article{DAN_1968_182_2_a6,
     author = {B. Pasynkov},
     title = {Factorization of mappings onto metric spaces},
     journal = {Doklady Akademii Nauk},
     pages = {268--271},
     publisher = {mathdoc},
     volume = {182},
     number = {2},
     year = {1968},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1968_182_2_a6/}
}