MIĘTKIEWSKA-BRYNDA, Joanna; MAKOWSKI, Jerzy. El Chinchón and Colmenar de Oreja (Spain) — Sustainable Development in the Shadow of a Metropolis. Regional Barometer. Analyses & Prognoses, [S. l.], v. 13, n. 1, p. 127–133, 2015. DOI: 10.56583/br.973. Disponível em: https://czaz.akademiazamojska.edu.pl/index.php/br/article/view/973. Acesso em: 17 jun. 2025.