Simatupang NI, Sitohang SRI, Situmorang AP, Simatupang IM. EFFECTIVENESS OF ONLINE TEACHING IN COVID-19 PANDEMIC USING SIMPLE SURVEY METHOD. Jur. Din. Pend. [Internet]. 2020Jul.20 [cited 2024Apr.18];13(2):197-03. Available from: http://ejournal.uki.ac.id/index.php/jdp/article/view/1754