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- Mikhail Rybakov, Dmitry Shkatov, “Algorithmic properties of first-order modal logics of finite Kripke frames in restricted languages”, Journal of Logic and Computation, 30, № 7, 2020, 1305
- Mikhail Rybakov, Dmitry Shkatov, “Undecidability of the Logic of Partial Quasiary Predicates”, Logic Journal of the IGPL, 30, № 3, 2022, 519
- Mikhail Rybakov, Dmitry Shkatov, “Algorithmic properties of modal and superintuitionistic logics of monadic predicates over finite Kripke frames”, Journal of Logic and Computation, 2024, exad078
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- Mikhail Rybakov, Dmitry Shkatov, “Complexity of finite-variable fragments of products with non-transitive modal logics”, Journal of Logic and Computation, 32, № 5, 2022, 853