Maulana A, Faridah S, Badrus M, Septiawan B, Riduwan W. Pengembangan Media Manipulatif Triguci (Trigonometri Unit Circle) Pada Materi Perbandingan Trigonometri. fractal [Internet]. 30May2026 [cited 31May2026];7(1):140-5. Available from: https://ejurnal.undana.ac.id/index.php/fraktal/article/view/26456