1.
HABLULLAH R, ZULAKMAL Z. NORMALISASI POSITIF SISTEM SINGULAR DISKRIT. Jurnal Matematika UNAND [Internet]. 2017 Nov. 3 [cited 2026 Nov. 5];6(3):63-8. Available from: https://jmua.fmipa.unand.ac.id/index.php/jmua/article/view/597