Khasanov, A. B., Kh. N. Normurodov, and T. G. Khasanov. “Integration of a Nonlinear Sine-Gordon–Liouville-Type Equation in the Class of Periodic Infinite-Gap Functions”. Ukrains’kyi Matematychnyi Zhurnal 76, no. 8 (September 4, 2024): 1217–1234. Accessed December 5, 2025. https://umj.imath.kiev.ua/index.php/umj/article/view/7610.