Yasir, A. F., and M. R. . Permatasari. “Pembentukan Karakter Disiplin Melalui Program Boarding School SMP Muhammadiyah Darul Arqom Karanganyar Tahun Ajaran 2023/2024”. Community Engagement and Emergence Journal (CEEJ), vol. 7, no. 3, Jan. 2026, pp. 1301-7, https://journal.yrpipku.com/index.php/ceej/article/view/10330.