- Alexandre V. Mikhailov, Pavlos Xenitidis, “Second Order Integrability Conditions for Difference Equations: An Integrable Equation”, Lett Math Phys, 104, № 4, 2014, 431

- Rustem Nailevich Garifullin, Ravil Islamovich Yamilov, “On series of Darboux integrable discrete equations on square lattice”, Ufimsk. Mat. Zh., 11, № 3, 2019, 99

- Vsevolod Eduardovich Adler, “3D-совместность негативных потоков”, Теоретическая и математическая физика, 221, № 2, 2024, 280

- V. E. Adler, “3D consistency of negative flows”, Theor Math Phys, 221, № 2, 2024, 1836
