Siregar, Nurul Faizah. “Transformation of Scientific Knowledge into Local Knowledge: An Analysis of the Mangupa-Upa Tradition in the Context of ESD-Based Education Policy”. Journal of Character and Environment 3, no. 2 (January 30, 2026). Accessed February 7, 2026. https://journal-iasssf.com/index.php/JOCAE/article/view/3191.