Zhalukevich, Dzianis S. 2026. “Equivalence Transformations Of families of Se­cond-Order Quasi-Linear Hyperbolic Equations of a Two-Variable Function”. Journal of the Belarusian State University. Mathematics and Informatics, no. 2 (September): 28-38. https://journals.bsu.by/index.php/mathematics/article/view/7305.