SOCIAL-EMOTIONAL DEVELOPMENT OF CHILDREN FROM THE PERSPECTIVE OF ECOLOGICAL SYSTEMS THEORY AND SCHOOL READINESS: A PARTICIPATORY ACTION RESEARCH CASE STUDY: PENELITIAN STUDI KASUS BERBASIS TINDAKAN PARTISIPATIF. IJECIE [Internet]. 2025 Jan. 5 [cited 2026 May 1];8(2):313-51. Available from: https://www.journal.uaindonesia.ac.id/index.php/ijecie/article/view/917