Noviarni, Noviarni, Rizki Amelia, and Nunu Mahnun. 2022. “Analysis of Electronic Teaching Materials Validity from Research Result Product of Student’s Thesis Development at Mathematics Education Department of State Islamic University Sultan Syarif Kasim Riau”. Tarbiyah Suska Conference Series 1 (1). https://jom.uin-suska.ac.id/index.php/TSCS/article/view/103.