Susilowati, Sri Mulyani Endang, and Ani Rusilowati. 2017. “RISING TEACHER COMPETENCE THROUGH LESSON STUDY IN INTEGRATED SCIENCE EDUCATION WITH JELAJAH ALAM SEKITAR APPROACH”. IJRDO- Journal of Educational Research 2 (5), 01-14. https://doi.org/10.53555/er.v2i5.206.