Yuldashev, T. K. “Nonlocal Mixed-Value Problem for a Boussinesq-Type Integrodifferential Equation With Degenerate Kernel”. Ukrains’kyi Matematychnyi Zhurnal 68, no. 8 (August 25, 2016): 1115–1131. Accessed February 16, 2026. https://umj.imath.kiev.ua/index.php/umj/article/view/1906.