Kurniawan, Y. et al. 2023. The Development Media for Interactive Learning using Bots Api of Telegram Social Media on Harmonic Motion Materials for Class X of Senior High School. Kasuari: Physics Education Journal (KPEJ). 7, 1 (Jul. 2023), 1–12. DOI:https://doi.org/10.37891/kpej.v7i1.407.