Susilowati, S. M. E. and Rusilowati, A. (2017) “RISING TEACHER COMPETENCE THROUGH LESSON STUDY IN INTEGRATED SCIENCE EDUCATION WITH JELAJAH ALAM SEKITAR APPROACH”, IJRDO- Journal of Educational Research, 2(5), pp. 01-14. doi: 10.53555/er.v2i5.206.