Vizzari, Marco, and Maurizia Sigura. “Urban-Rural Gradient Detection Using Multivariate Spatial Analysis and Landscape Metrics”. Journal of Agricultural Engineering 44, no. s2 (September 8, 2013). Accessed May 3, 2024. https://www.agroengineering.org/jae/article/view/jae.2013.s2.e91.