Khoirudin, A., Arif Gunawan, I., Rahman, T., Nur Endah, W., & Endah Wahyuni, A. (2020). EFFICIENCY OF DISPOSABLE PETRI DISH WASTE IN MICROBIOLOGY LABORATORY USING THE DMAIC METHOD (DEFINE, MEASURE, ANALYZE, IMPROVE, CONTROL) (Case Study: PT. XYZ). International Journal of Psychosocial Rehabilitation, 24(1), 3848-3859. https://doi.org/10.61841/teehdg06