Lizah, Rifaam, 		Asari, Slamet, AND 		Alfiansyah, Iqnatia.
" 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], Volume 1 Number 2 (21 December 2021)