Sani, K.R. et al. 2024. How do Islamic Educational Institutions Implement Smoke-Free Areas? Case Studies and Challenges in Healthy Environmental Governance. Jurnal Studi Ilmu Pemerintahan. 5, 1 (Jun. 2024), 161–174. DOI:https://doi.org/10.35326/jsip.v5i1.5051.