Kaylla, Achie, and Nofri Yuhelman. “Development and Validation of an Ethnoscience and Chemo-Entrepreneurship Integrated Acid Base Practicum Guide for Senior High School Chemistry”. SEARCH: Science Education Research Journal 5, no. 1 (July 24, 2026): 38–49. Accessed July 30, 2026. https://e-jurnal.iainsorong.ac.id/index.php/jaser/article/view/3252.