@article{DAN_1961_138_1_a17,
     author = {A. D. Taimanov},
     title = {Characterization of finitely axiomatizable classes of models},
     journal = {Doklady Akademii Nauk},
     pages = {67--69},
     publisher = {mathdoc},
     volume = {138},
     number = {1},
     year = {1961},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1961_138_1_a17/}
}