ØSTERGAARD, P. A.; LUND, H.; MATHIESEN, B. V. Editorial - Smart energy systems and 4th generation district heating systems. International Journal of Sustainable Energy Planning and Management, Aalborg, Denmark, v. 16, p. 1–2, 2018. DOI: 10.5278/ijsepm.2018.16.1. Disponível em: https://journals.aau.dk/index.php/sepm/article/view/2297. Acesso em: 28 apr. 2024.