@article{ZNSL_1999_256_a11,
     author = {A. L. Chistov},
     title = {Strong version of the basic deciding algorithm for the existential theory of real fields},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {168--211},
     publisher = {mathdoc},
     volume = {256},
     year = {1999},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1999_256_a11/}
}