Iramaya, Nila, Supriyono Supriyono, Dian Permanasari, and Dian Windriani. 2021. “The Effectiveness of School-Based Lesson Study in Improving Teacher’s Competence in Learning Indonesian Language in SD IT Tumaninah Yasin Metro Academic Year 2020/2021”. IJLHE: International Journal of Language, Humanities, and Education 4 (1):1-14. https://doi.org/10.52217/ijlhe.v4i1.804.