Embarki, S., Y. El Kihel, and B. El Kihel. “A Digital Twin and IoT-Enabled Predictive Maintenance and Energy Optimisation Framework for Hospital Wastewater Treatment Systems”. The South African Journal of Industrial Engineering 37, no. 2 (August 31, 2026): 181–198. Accessed September 1, 2026. https://sajie.journals.ac.za/pub/article/view/3401.