@article{MT_2016_19_1_a2,
     author = {K. Zh. Kudaibergenov},
     title = {The small index property and the cofinality of the automorphism group},
     journal = {Matemati\v{c}eskie trudy},
     pages = {70--90},
     publisher = {mathdoc},
     volume = {19},
     number = {1},
     year = {2016},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MT_2016_19_1_a2/}
}