Utami, M. S., Esti Harini, and I Istiqomah. “Pengaruh Mathematics Anxiety Dan Motivasi Belajar Terhadap Prestasi Belajar Di SMA Negeri 1 Piyungan”. SANTIKA : Seminar Nasional Tadris Matematika, vol. 1, Dec. 2021, pp. 636-55, http://103.142.62.229/index.php/santika/article/view/273.