Nurul, Komaria, Suratno Suratno, Sudarti Sudarti, and Dafik Dafik. “The Development of RBL-STEM Learning Materials for students’ Metacognition Improvement in Producing Herbal Tea from the Cascara”. International Journal of Innovative Research in Education 9, no. 2 (December 3, 2022): 203–211. Accessed July 23, 2024. https://un-pub.eu/ojs/index.php/IJIRE/article/view/8581.