@article{VMUMM_2019_5_a7,
     author = {R. A. Ishchenko},
     title = {The labeling graphs of definite automata},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {44--48},
     publisher = {mathdoc},
     number = {5},
     year = {2019},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_2019_5_a7/}
}