Tamamudin, Tamamudin, and Wilda Yulia Rusyida. “Forecasting of Health Sector Stock Prices During Covid-19 Pandemic Using Arima And Winter Methods”. Sinkron : jurnal dan penelitian teknik informatika 6, no. 3 (July 28, 2022): 984-994. Accessed July 27, 2024. https://jurnal.polgan.ac.id/index.php/sinkron/article/view/11572.