@article{DAN_1981_258_1_a1,
     author = {Yu. L. Ershov},
     title = {Eliminability of quantifiers in regularly closed fields},
     journal = {Doklady Akademii Nauk},
     pages = {16--20},
     publisher = {mathdoc},
     volume = {258},
     number = {1},
     year = {1981},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1981_258_1_a1/}
}