@article{AL_1980_19_6_a0,
     author = {S. S. Goncharov},
     title = {The problem of the number of nonautoequivalent},
     journal = {Algebra i logika},
     pages = {621--639},
     publisher = {mathdoc},
     volume = {19},
     number = {6},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_1980_19_6_a0/}
}