Karo Karo, Alan Alfiansyah Putra, Dimas Arif Hidayat, Ricky Fernando Pasaribu, Firdo Aginta Silalahi, and Liliana Puspa Sari. 2022. “Impact of the COVID-19 Pandemic on Physical Activity and Student Achievement”. JUARA : Jurnal Olahraga 7 (2), 398-407. https://doi.org/10.33222/juara.v7i2.1676.