@article{PDMA_2019_12_a50,
     author = {I. V. Los' and M. B. Abrosimov},
     title = {About a criterion of equality to 3 for exponent of regular primitive graph},
     journal = {Prikladnaya Diskretnaya Matematika. Supplement},
     pages = {182--185},
     publisher = {mathdoc},
     number = {12},
     year = {2019},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/PDMA_2019_12_a50/}
}