Ben Dalla, Llahm, et al. “An IoT-Enabled, THD-Based Fault Detection and Predictive Maintenance Framework for Solar PV Systems in Harsh Climates: Integrating DFT and Machine Learning for Enhanced Performance and Resilience”. Wadi Alshatti University Journal of Pure and Applied Sciences, vol. 4, no. 1, Jan. 2026, pp. 41-55, https://doi.org/10.63318/waujpasv4i1_05.