Analysis of CO2 reduction with micro CHP facility: Renewable energies and Stirling engineJuan A. Auñon-Hidalgo, Mariano Sidrach de Cardona, Fernando Auñón-Rodríguez and Marta CordónE3S Web Conf., 313 (2021) 06002DOI: https://doi.org/10.1051/e3sconf/202131306002