@article{AL_1977_16_3_a0,
     author = {S. S. Goncharov},
     title = {The number of nonautoequivalent constructivizations},
     journal = {Algebra i logika},
     pages = {257--282},
     publisher = {mathdoc},
     volume = {16},
     number = {3},
     year = {1977},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_1977_16_3_a0/}
}