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@article{IVM_1989_7_a13, author = {A. G. Pinus}, title = {Elementary theory of epimorphism skeletons of congruence-distributive varieties}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {73--76}, publisher = {mathdoc}, number = {7}, year = {1989}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1989_7_a13/} }
A. G. Pinus. Elementary theory of epimorphism skeletons of congruence-distributive varieties. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 7 (1989), pp. 73-76. http://geodesic.mathdoc.fr/item/IVM_1989_7_a13/