Vinsensia, Desi, Yulia Utami, Fathia Siregar, and Muhammad Arifin. “A Improve Refinement Approach Iterative Method for Solution Linear Equition of Sparse Matrices”. Jurnal Teknik Informatika C.I.T Medicom 15, no. 6 (January 30, 2024): 306–313. Accessed July 6, 2026. https://www.medikom.iocspublisher.org/index.php/JTI/article/view/721.