Putra AZ, Pinem RW, Silalahi S, Gulo F, Liukhoto JAA. Classification of Covid-19 Patient Spread Rate By Age and Region With K-Means Algorithm. SinkrOn [Internet]. 2022Aug.5 [cited 2026Aug.20];6(3):1085-99. Available from: https://www.jurnal.polgan.ac.id/index.php/sinkron/article/view/11603