Utari, T. et al. 2026. Predictors of Students’ Sustainable Behavior in Green Campus Programs: A Theory of Planned Behavior Approach and Student Perception Analysis at Universitas Sebelas Maret. International Journal of Environmental, Sustainability, and Social Science (IJESSS). 7, 4 (Jul. 2026), 1063–1074. DOI:https://doi.org/10.38142/ijesss.v7i4.2008.