Aleksandrovych, I. M., S. I. Lyashko, V. I. Lyashko, N. I. Lyashko, and M. V.–S. Sidorov. “RIQUET PROBLEM FOR ONE MODEL EQUATION OF THE 4TH ORDER HYPERBOLIC TYPE”. Journal of Numerical and Applied Mathematics 1, no. 2 (February 2, 2023): 8–12. Accessed October 6, 2026. https://jnam.knu.ua/index.php/jnam/article/view/159.