Hadi, Abdal-Razak Shehab, et al. “ROBUST SLIDING-MODE-BASED LEARNING FOR MAXIMUM POWER POINT TRACKING PHOTOVOLTAICS SYSTEM”. Kufa Journal of Engineering, vol. 16, no. 2, Apr. 2025, pp. 249-62, https://doi.org/10.30572/2018/KJE/160215.