@article{MZM_1989_46_1_a9,
     author = {A. Ch. Chigogidze},
     title = {$n${-Soft} mappings of $n$-dimensional spaces},
     journal = {Matemati\v{c}eskie zametki},
     pages = {88--95},
     publisher = {mathdoc},
     volume = {46},
     number = {1},
     year = {1989},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1989_46_1_a9/}
}