@article{DAN_1974_215_1_a9,
     author = {Yu. L. Ershov},
     title = {Semilocal fields},
     journal = {Doklady Akademii Nauk},
     pages = {41--44},
     publisher = {mathdoc},
     volume = {215},
     number = {1},
     year = {1974},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1974_215_1_a9/}
}