1. L. B. Gnativ and M. V. Kutniv, “Modified three-point difference schemes of high order of accuracy for monotone ordinary differential equations of the second order with a derivative on the right-hand side,” Dopov. Nats. Akad. Nauk Ukr., No. 2, 23–29 (2004).
2. M. V. Kutniv, “Numerical solution of three-point difference schemes of the mth order of accuracy,” Visn. L’viv. Univ., Ser. Prykl. Mat. Inform., Issue 6, 68–73 (2003).
3. S. Fuchik and A. Kufner, Nonlinear Differential Equations, SNTL, Praha (1978).
4. V. A. Trenogin, Functional Analysis [in Russian], Nauka, Moscow (1980).
5. E. Hairer, S. P. Nersett, and G. Wanner, Solving Ordinary Differential Equations I. Nonstiff Problems, Springer, Berlin (1987).