BALOGH, Péter István; ERŐ, Zoltán; MOHÁCSI, Sándor. The Metroline No. 4 in Budapest and the open spaces. 4D Journal of Landscape Architecture and Garden Art, [S. l.], n. 6, p. 16–28, 2007. Disponível em: https://journal.uni-mate.hu/index.php/4D/article/view/5770. Acesso em: 1 feb. 2026.