Amna M. Gresh, and Ahlam E. Elashegh. “On the Inverse of a Square Polynomial Matrix”. African Journal of Advanced Pure and Applied Sciences (AJAPAS) 4, no. 1 (March 16, 2025): 413–418. Accessed May 21, 2025. https://aaasjournals.com/index.php/ajapas/article/view/1190.