@article{AL_2002_41_5_a2,
     author = {E. L. Pervova},
     title = {The {Congruence} {Property} of {AT-Groups}},
     journal = {Algebra i logika},
     pages = {553--567},
     publisher = {mathdoc},
     volume = {41},
     number = {5},
     year = {2002},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_2002_41_5_a2/}
}