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@article{AL_1984_23_3_a6, author = {S. A. Chikhachev}, title = {An example of a theory without weakly}, journal = {Algebra i logika}, pages = {336--340}, publisher = {mathdoc}, volume = {23}, number = {3}, year = {1984}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/AL_1984_23_3_a6/} }
S. A. Chikhachev. An example of a theory without weakly. Algebra i logika, Tome 23 (1984) no. 3, pp. 336-340. http://geodesic.mathdoc.fr/item/AL_1984_23_3_a6/