Yüksekkaya, Hazal, and Erahan Pişkin. “Blow up of Solutions for Petrovsky Equation With Delay Term”. Journal of Nepal Mathematical Society 4, no. 1 (May 14, 2021): 76–84. Accessed April 26, 2024. https://www.nepjol.info/index.php/jnms/article/view/37118.