Folanda, G., & Ofianto, O. (2022). Development of Android-Based Multimedia Media (M2BA) to Improve Students’ Chronological Thinking in Indonesian History Learning in the Pre-aksara Period. LANGGAM: International Journal of Social Science Education, Art and Culture, 1(02), 30-35. https://doi.org/10.24036/langgam.v1i02.23