The choice of appropriate generator systems to enhance the renewable energy share in buildings. A comparison between PV-assisted heat pumps and biomass boilersRoberto Bruno, Piero Bevilacqua, Stefania Perrella, Daniela Cirone and Natale ArcuriE3S Web Conf., 312 (2021) 02014DOI: https://doi.org/10.1051/e3sconf/202131202014