Alexandre V. Mikhailov, Pavlos Xenitidis, “Second Order Integrability Conditions for Difference Equations: An Integrable Equation”, Lett Math Phys, 104, № 4, 2014, 431
R N Garifullin, R I Yamilov, D Levi, “Classification of five-point differential-difference equations”, J. Phys. A: Math. Theor., 50, № 12, 2017, 125201
Giorgio Gubbiotti, Symmetries and Integrability of Difference Equations, 2017, 75
Rustem N Garifullin, Ravil I Yamilov, “Integrable discrete nonautonomous quad-equations as Bäcklund auto-transformations for known Volterra and Toda type semidiscrete equations”, J. Phys.: Conf. Ser., 621, 2015, 012005
Pavlos Xenitidis, “Determining the symmetries of difference equations”, Proc. R. Soc. A., 474, № 2219, 2018, 20180340
R. N. Garifullin, R. I. Yamilov, “Modified series of integrable discrete equations on a quadratic lattice with a nonstandard symmetry structure”, Theor Math Phys, 205, № 1, 2020, 1264
I. T. Habibullin, E. V. Gudkova, “An algebraic method for classifying S-integrable discrete models”, Theor Math Phys, 167, № 3, 2011, 751
Ф Ханизаде, Farbod Khanizadeh, Александр Васильевич Михайлов, Alexander Vasil'evich Mikhailov, Дж П Ванг, Jing Ping Wang, “Преобразования Дарбу и рекурсионные операторы для дифференциально-разностных уравнений”, Теоретическая и математическая физика, 177, № 3, 2013, 387
F. Khanizadeh, A. V. Mikhailov, Jing Ping Wang, “Darboux transformations and recursion operators for differential-difference equations”, Theor Math Phys, 177, № 3, 2013, 1606
R. N. Garifullin, R. I. Yamilov, “An Unusual Series of Autonomous Discrete Integrable Equations on a Square Lattice”, Theor Math Phys, 200, № 1, 2019, 966