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Publications in Math-Net.Ru |
Citations |
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2025 |
| 1. |
A. I. Zetkina, V. G. Durnev, “Undecidable fragments of positive theories of free semigroups”, Sibirsk. Mat. Zh., 66:5 (2025), 854–869  ; Siberian Math. J., 66:5 (2025), 1171–1183 |
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2024 |
| 2. |
A. I. Zetkina, “On equations in free groups with commutant restrictions on solutions”, Prikl. Diskr. Mat., 2024, no. 66, 5–13 |
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2023 |
| 3. |
V. G. Durnev, A. I. Zetkina, “The problem of solvability of a positive theory of an arbitrary group is algorithmically unsolvable”, Chebyshevskii Sb., 24:1 (2023), 40–49 |
| 4. |
V. G. Durnev, A. I. Zetkina, “An extension of a theorem of Neumann”, Mat. Tr., 26:1 (2023), 41–46  ; Siberian Adv. Math., 33:3 (2023), 200–203 |
| 5. |
V. G. Durnev, A. I. Zetkina, “On equations in free monoids and semigroups with restrictions on solutions”, Prikl. Diskr. Mat., 2023, no. 59, 5–19 |
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2022 |
| 6. |
V. G. Durnev, A. I. Zetkina, “Violation of finite approximability for single-coefficient commutant equations”, Vestnik TVGU. Ser. Prikl. Matem. [Herald of Tver State University. Ser. Appl. Math.], 2022, no. 2, 5–13 |
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2020 |
| 7. |
V. G. Durnev, O. V. Zetkina, A. I. Zetkina, “On “simple” algorithmically undecidable fragments of elementary theory of an infinitely generated free semigroup”, Chebyshevskii Sb., 21:4 (2020), 56–71 |
| 8. |
V. G. Durnev, O. V. Zetkina, A. I. Zetkina, “On elementary theories of algebraically closed groups”, Chebyshevskii Sb., 21:1 (2020), 186–199 |
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2016 |
| 9. |
V. G. Durnev, O. V. Zetkina, A. I. Zetkina, “On equations and inequalities in words and word lengths”, Chebyshevskii Sb., 17:2 (2016), 137–145 |
| 10. |
V. G. Durnev, O. V. Zetkina, A. I. Zetkina, “On amenable subgroups of $F$-groups”, Chebyshevskii Sb., 17:2 (2016), 128–136 |
| 11. |
V. G. Durnev, O. V. Zetkina, A. I. Zetkina, D. M. Murin, “About the coNP-complete “Injective knapsack” problem”, Prikl. Diskr. Mat., 2016, no. 3(33), 85–92 |
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2014 |
| 12. |
V. G. Durnev, O. V. Zetkina, A. I. Zetkina, “On the Tits’ alternative for subgroups of $F$-groups”, Chebyshevskii Sb., 15:1 (2014), 110–120 |
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2013 |
| 13. |
V. G. Durnev, O. V. Zetkina, A. I. Zetkina, “On automorphic reducibility for sets elements of free groups”, Chebyshevskii Sb., 14:3 (2013), 52–55 |
| 14. |
V. G. Durnev, O. V. Zetkina, A. I. Zetkina, “An algebraically closed groups”, Chebyshevskii Sb., 14:3 (2013), 49–51 |
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