@article{ISU_2022_22_3_a2,
     author = {V. A. Molchanov and E. V. Khvorostukhina},
     title = {Elementary definability of the class of universal hypergraphic automata in the class of semigroups},
     journal = {Izvestiya of Saratov University. Mathematics. Mechanics. Informatics},
     pages = {293--306},
     publisher = {mathdoc},
     volume = {22},
     number = {3},
     year = {2022},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ISU_2022_22_3_a2/}
}