Le Thi Phuong Ngoc, Nguyen Vu Dzung, Nguyen Huu Nhan, and Nguyen Thanh Long. 2022. “Existence, Uniqueness, and Convergence of Solutions of Strongly Damped Wave Equations With Arithmetic-Mean Terms”. Results in Nonlinear Analysis 5 (2):191-212. https://nonlinear-analysis.com/index.php/pub/article/view/96.