Ifa Sihombing D, Gaylussac Tamba P, Laura Purba A, Novita L, Sari Sihotang P, Anggraini Safitri R. Meningkatkan Motivasi Belajar Siswa SD selama Pandemi Covid-19 melalui Bimbingan Belajar Gratis. JPMB [Internet]. 2022 Aug. 30 [cited 2026 Apr. 16];1(5):207-14. Available from: https://journal.formosapublisher.org/index.php/jpmb/article/view/848