Jorge Cristino, Isabel Loureiro, Carlos Ribeiro, Dalila Sepúlveda Candida Vilarinho. “Guimarães: Circular Economy Towards a Sustainable City”. European Journal of Sustainable Development 6, no. 3 (October 1, 2017): 69. Accessed April 20, 2024. https://www.ecsdev.org/ojs/index.php/ejsd/article/view/501.