Xie, Ruifeng, Jian Zhang, Jing Niu, Wen Li, and Guangming Yao. “A Reproducing Kernel Method for Solving Singularly Perturbed Delay Parabolic Partial Differential Equations”. Mathematical Modelling and Analysis 28, no. 3 (September 4, 2023): 469–486. Accessed December 2, 2024. https://mma.vgtu.lt/index.php/MMA/article/view/16852.