Kosasih, Rifki, and Iffatul Mardhiyah. “Implementation of K Nearest Neighbor in Detecting Heart Disease With Various Training Data”. CESS (Journal of Computer Engineering, System and Science) 8, no. 2 (July 1, 2023): 262–270. Accessed July 26, 2025. https://jurnal.unimed.ac.id/2012/index.php/cess/article/view/44303.