@article{AL_1983_22_5_a0,
     author = {S. S. Goncharov},
     title = {Positive numerations of families with single-valued},
     journal = {Algebra i logika},
     pages = {481--488},
     publisher = {mathdoc},
     volume = {22},
     number = {5},
     year = {1983},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_1983_22_5_a0/}
}