I Komang Sukendra, I Made Surat, I Made Darmada. PENGEMBANGAN BAHAN AJAR MATEMATIKA VOKASI DIGITAL BERBASIS STEM DI SMK PADA MATERI TRIGONOMETRI. widyadari [Internet]. 2022Apr.8 [cited 2024Nov.23];23(1):59 - 72. Available from: https://ojs.mahadewa.ac.id/index.php/widyadari/article/view/1854