Kusumawardani, R., and A. A. . Widyatmoko. “Enhancing Pharma Manufacturing Efficiency: Integrating Lean Six Sigma and Fuzzy FMEA for Waste Reduction”. Spektrum Industri, vol. 22, no. 2, Oct. 2024, pp. 179-92, doi:10.12928/si.v22i2.199.