Cindy Anggraini Widodo, I Komang Sukendra, and I Wayan Sumandya. 2021. “PENGEMBANGAN BAHAN AJAR DIGITAL MATEMATIKA SMA KELAS X BERBASIS STEM”. Widyadari 22 (2):478 -86. https://ojs.mahadewa.ac.id/index.php/widyadari/article/view/1390.