Fatimah, Agustin, and Yeni Anistyasari. 2020. “STUDI LITERATUR MONITORING TOOL KEAKTIFAN SISWA DALAM PROBLEM BASED LEARNING KHUSUS UNTUK PEMBELAJARAN ONLINE”. IT-Edu : Jurnal Information Technology and Education 5 (3):380-88. https://doi.org/10.26740/it-edu.v5i3.37569.