@article{AL_1973_12_2_a6,
     author = {M. G. Peretyat'kin},
     title = {Every recursively enumerable extension of a theory of linear order},
     journal = {Algebra i logika},
     pages = {211--219},
     publisher = {mathdoc},
     volume = {12},
     number = {2},
     year = {1973},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_1973_12_2_a6/}
}