mujayyin, farid et al. 2021. Produktivitas Pembangkit Listrik Waste Heat Recovery Power Generation (WHRPG) Pabrik Semen. Prosiding Seminar Nasional Sains dan Teknologi. 1, 1 (Nov. 2021). DOI:https://doi.org/10.36499/psnst.v1i1.5142.