Nasution, Melda, Dodik Mulyono, and Lucy Purwasi. “Penerapan Metode Penemuan Terbimbing Pada Pembelajaran Matematika”. JOEAI (Journal of Education and Instruction) 1, no. 2 (December 29, 2018): 66-73. Accessed December 8, 2022. https://journal.ipm2kpe.or.id/index.php/JOEAI/article/view/394.