Ramayanti, Anisa, et al. “Pengaruh Kecemasan Matematika Dan Self Regulated Learning Terhadap Hasil Belajar Matematika Siswa Kelas VIII MTsN 3 Agam”. Innovative: Journal Of Social Science Research, vol. 3, no. 2, June 2023, pp. 10573-84, https://j-innovative.org/index.php/Innovative/article/view/1629.