Heat transfer study of poly-c PV system integrated with phase change material under semi-arid area (Errachidia-Drâa Tafilalet)Ibtissam Lamaamar, Amine Tilioua, Zaineb Benzaid, Abdelouahed Ait Msaad and Moulay Ahmed Hamdi AlaouiE3S Web Conf., 297 (2021) 01008DOI: https://doi.org/10.1051/e3sconf/202129701008