@article{DAN_1966_170_4_a1,
     author = {V. A. Andrunakievich and V. I. Arnautov},
     title = {Invertibility in topological rings},
     journal = {Doklady Akademii Nauk},
     pages = {755--758},
     publisher = {mathdoc},
     volume = {170},
     number = {4},
     year = {1966},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1966_170_4_a1/}
}