1. Goriely, A.: Integrability and Nonintegrability of Dynamical Systems. World Scientific, Singapore (2001)
2. Schlesinger, L.: Einführung in die Theorie der gewöhnlichen Differentialgleichungen auf funktionentheoretischer Grundlage. Walter de Gruyter & Co., Berlin und Leipzig (1922)
3. Ayryan, E.A., Malykh, M.D., Sevastianov, L.A.: Finite differences method and integration of the differential equations in finite terms. In: Preprints of the Joint Institute for Nuclear Research (Dubna), no. P11-2018-17 (2018)
4. Malykh, M.D., Sevastianov, L.A., Ying, Y.: Elliptic functions and finite difference method. In: International Conference Polynomial Computer Algebra 2018, St. Petersburg, pp. 66–68 (2018)
5. Samarskii, A.A.: The Theory of Difference Schemes. Marcel Dekker, New York (2001)