Rahma, Freda Yunia. “The Content Analysis of Learning Curriculum During Covid -19 Period at Islamic Senior High School of Assalaam Modern Islamic Boarding School Sukoharjo”. Ittishal Educational Research Journal 2, no. 2 (July 31, 2021): 27-41. Accessed July 4, 2025. https://journal.ittishal.net/index.php/ierj/article/view/24.