@article{DAN_1968_183_5_a3,
     author = {V. P. Elizarov},
     title = {The multiplicative closure of the system of elements of a ring of quotients},
     journal = {Doklady Akademii Nauk},
     pages = {1003--1004},
     publisher = {mathdoc},
     volume = {183},
     number = {5},
     year = {1968},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1968_183_5_a3/}
}