@article{DA_2014_21_1_a0,
     author = {M. N. Vyalyi and R. A. Gimadeev},
     title = {Separation of words by positions of subwords},
     journal = {Diskretnyj analiz i issledovanie operacij},
     pages = {3--14},
     publisher = {mathdoc},
     volume = {21},
     number = {1},
     year = {2014},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DA_2014_21_1_a0/}
}