Ikah, I., & Johariyah, J. (2023). Improving Teachers’ Ability to Apply Learning Models Through Classroom Supervision Activities by the Principal of SD Negeri Tritih Kulon 09 in Semester I of the 2018/2019 Academic Year. Proceedings Series on Social Sciences & Humanities, 12, 113–115. https://doi.org/10.30595/pssh.v12i.784