The Possibility of Phase Change Materials (PCM) Usage to Increase Efficiency of the Photovoltaic ModulesEwa Klugmann-Radziemska, Patrycja Wcisło, Michał Ryms and Hubert DendaMATEC Web of Conferences, 18 (2014) 03008DOI: https://doi.org/10.1051/matecconf/20141803008