Lizah, Rifaam, Slamet Asari, & Iqnatia Alfiansyah.
" Development Of Teaching Materials In Mathematics Lessons In Semester Ii In Class IV Students Of Elementary School." <em>Journal Universitas Muhammadiyah Gresik Engineering, Social Science, and Health International Conference (UMGESHIC)</em> [Online], 1.2 (2021): 233-238. Web. 22 Jul. 2024