@article{VTPMK_2023_4_a2,
     author = {D. V. Solomatin},
     title = {Direct products of cyclic monoids admitting outerplanar {Cayley} graphs and their generalizations},
     journal = {Vestnik Tverskogo gosudarstvennogo universiteta. Seri\^a Prikladna\^a matematika},
     pages = {43--56},
     publisher = {mathdoc},
     number = {4},
     year = {2023},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VTPMK_2023_4_a2/}
}