Harsono, Tiara Friaesa, and Unik Ambar Wati. 2025. “Development of Mathflip-Pad E-Modules Based on Pbl and Muhammadiyah Values to Facilitate Student Engagement and Mathematical Communication”. Jurnal Penelitian Ilmu Pendidikan 18 (2):109 – 122. https://doi.org/10.21831/jpip.v18i2.91610.