Andea Nurellah, M. Syarif Sumantri, and Agung Purwanto. 2018. “An Analysis of Environmental Caring Character Application through the Nature-Based School Program in International Green School of Sumedang, Indonesia”. International Journal of Advances in Scientific Research and Engineering (IJASRE), ISSN:2454-8006, DOI: 10.31695/IJASRE 4 (7):152-55. https://doi.org/10.31695/IJASRE.2018.32807.