Iramaya, N. , Supriyono, S., Permanasari, D. and Windriani, D. 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 (Jun. 2021), 1–14. DOI:https://doi.org/10.52217/ijlhe.v4i1.804.