1.
Setiawan YES. Analisis Kesalahan Mahasiswa Semester Pertama dalam Menentukan Nilai Fungsi Trigonometri Sudut Istimewa. supremum j of mathematics education [Internet]. 2021 Jan. 29 [cited 2025 Dec. 8];5(1). Available from: https://journal-fkip.unsika.ac.id/index.php/supremum/article/view/4531