@article{VMUMM_2018_5_a0,
     author = {E. M. Perper},
     title = {Construction of a formula from a syntactic graph of a sentence},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {3--8},
     publisher = {mathdoc},
     number = {5},
     year = {2018},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_2018_5_a0/}
}