Murniarti, E., Sirait, S. . and Sihotang, H. . (2021) “IMPLEMENTATION OF HOTS-BASED LEARNING AND PROBLEM BASED LEARNING DURING THE PANDEMIC OF COVID-19 IN SMA BUDI MULIA JAKARTA”, Advances in Social Sciences Research Journal, 8(2), pp. 296–305. doi: 10.14738/assrj.82.9727.