@article{PDM_2017_3_a5,
     author = {O. I. Egorushkin and I. V. Kolbasina and K. V. Safonov},
     title = {On application of multidimensional complex analysis in formal language and grammar theory},
     journal = {Prikladna\^a diskretna\^a matematika},
     pages = {76--89},
     publisher = {mathdoc},
     number = {3},
     year = {2017},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/PDM_2017_3_a5/}
}