Suratmi, Suratmi, Nana Supriatna, Wahyu Sopandi, and Ana Ratna Wulan. “Lectures During the COVID-19 Pandemic Using the Education for Sustainability Development Oriented RADEC Learning Model”. Cypriot Journal of Educational Sciences 17, no. 9 (September 30, 2022): 3478–3489. Accessed November 24, 2024. https://un-pub.eu/ojs/index.php/cjes/article/view/7125.