Acierno, Antonio. “Sprawl in Barcelona Region and the PTMB 2010”. TeMA - Journal of Land Use, Mobility and Environment 5, no. 1 (April 16, 2012): 63–78. Accessed April 20, 2025. https://serena.sharepress.it/index.php/tema/article/view/urn%3Anbn%3Ait%3Aunina-3753.