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@article{AL_1962_1_4_a0, author = {A. D. Taimanov}, title = {The characteristics of axiomatizable classes of models}, journal = {Algebra i logika}, pages = {5--31}, publisher = {mathdoc}, volume = {1}, number = {4}, year = {1962}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/AL_1962_1_4_a0/} }
A. D. Taimanov. The characteristics of axiomatizable classes of models. Algebra i logika, Tome 1 (1962) no. 4, pp. 5-31. http://geodesic.mathdoc.fr/item/AL_1962_1_4_a0/