@article{DAN_1957_114_5_a5,
     author = {V. K. Zakharov},
     title = {Imbedding theorems for a space having its metric degenerating at a finite number of internal points within a bounded domain},
     journal = {Doklady Akademii Nauk},
     pages = {938--941},
     publisher = {mathdoc},
     volume = {114},
     number = {5},
     year = {1957},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1957_114_5_a5/}
}