Vinsensia, Desi, Yulia Utami, Fathia Siregar, and Muhammad Arifin. 2024. “A Improve Refinement Approach Iterative Method for Solution Linear Equition of Sparse Matrices”. Jurnal Teknik Informatika C.I.T Medicom 15 (6):306-13. https://doi.org/10.35335/cit.Vol15.2024.721.pp306-313.