MARGARITIS, N.; RAKOPOULOS, D.; MYLONA, E.; GRAMMELIS, P. Introduction of renewable energy sources in the district heating system of Greece. International Journal of Sustainable Energy Planning and Management, Aalborg, Denmark, v. 4, p. 43–56, 2015. DOI: 10.5278/ijsepm.2014.4.5. Disponível em: https://journals.aau.dk/index.php/sepm/article/view/685. Acesso em: 20 apr. 2024.