@article{MZM_2017_101_2_a2,
     author = {A. Ya. Belov and A. L. Chernyatiev},
     title = {Description of {Normal} {Bases} of {Boundary} {Algebras} and {Factor} {Languages} of {Slow} {Growth}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {181--185},
     publisher = {mathdoc},
     volume = {101},
     number = {2},
     year = {2017},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2017_101_2_a2/}
}