@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/}
}