- O. S. Kostrigina, A. V. Zhiber, “Darboux-integrable two-component nonlinear hyperbolic systems of equations”, Journal of Mathematical Physics, 52, № 3, 2011, 033503

- K Zheltukhin, N Zheltukhina, “On existence of anx-integral for a semi-discrete chain of hyperbolic type”, J. Phys.: Conf. Ser., 670, 2016, 012055

- Kostyantyn V Zheltukhin, Natal'ya Aleksandrovna Zheltukhina, “On discretization of Darboux Integrable Systems admitting second-order integrals”, Ufimsk. Mat. Zh., 13, № 2, 2021, 170

- S Ya Startsev, “Darboux integrable discrete equations possessing an autonomous first-order integral”, J. Phys. A: Math. Theor., 47, № 10, 2014, 105204

- Ismagil Habibullin, Kostyantyn Zheltukhin, Marina Yangubaeva, “Cartan matrices and integrable lattice Toda field equations”, J. Phys. A: Math. Theor., 44, № 46, 2011, 465202

- Ismagil Habibullin, Natalya Zheltukhina, Alfia Sakieva, “Discretization of hyperbolic type Darboux integrable equations preserving integrability”, Journal of Mathematical Physics, 52, № 9, 2011, 093507

- S Ya Startsev, “Relationships between symmetries depending on arbitrary functions and integrals of discrete equations”, J. Phys. A: Math. Theor., 50, № 50, 2017, 50LT01

- I T Habibullin, M N Kuznetsova, “An algebraic criterion of the Darboux integrability of differential-difference equations and systems”, J. Phys. A: Math. Theor., 54, № 50, 2021, 505201

- I T Habibullin, A R Khakimova, “Characteristic Lie algebras of integrable differential-difference equations in 3D”, J. Phys. A: Math. Theor., 54, № 29, 2021, 295202

- M. N. Kuznetsova, “Construction of localized particular solutions of chains with three independent variables”, Theor Math Phys, 216, № 2, 2023, 1158
