Nimas Deria Wijayanti, Parlin Siagian, and Zuraidah Tharo. “An Analysis Of Geogebra Method For Visual Design PID Control System”. Jurnal Scientia 13, no. 04 (November 30, 2024): 1761-1768. Accessed August 27, 2025. http://seaninstitute.org/infor/index.php/pendidikan/article/view/2702.