Rahman, A. P., & Alviani Hesthi Permata Ningtyas. (2025). Analysis of Factor Causing Downtime on Drum Coolers at PT X. Journal Universitas Muhammadiyah Gresik Engineering, Social Science, and Health International Conference (UMGESHIC), 2(2). https://doi.org/10.30587/umgeshic.v2i2.10775