Khalishah, Nailatul, and Salafudin Salafudin. 2021. “Eksplorasi Geometri: Relasi Sudut 180° Dengan Sholat Gerhana”. SANTIKA : Seminar Nasional Tadris Matematika 1 (December):201-18. http://103.142.62.229/index.php/santika/article/view/351.