Suwanto, Edy. “Penerapan Discovery Learning Untuk Meningkatkan Keaktifan Dan Hasil Belajar Materi Program Linear”. Action Research Journal 1, no. 1 (September 30, 2021): 40-46. Accessed December 26, 2024. https://journal.kualitama.com/index.php/arj/article/view/101.