ØSTERGAARD, Poul Alberg; SPERLING, Karl. Towards Sustainable Energy Planning and Management. International Journal of Sustainable Energy Planning and Management, Aalborg, Denmark, v. 1, p. 1–5, 2014. DOI: 10.5278/ijsepm.2014.1.1. Disponível em: https://journals.aau.dk/index.php/sepm/article/view/559. Acesso em: 23 nov. 2024.