Biggeri, Annibale, Dolores Catelan, Emanuela Dreassi, Laura Rinaldi, Vincenzo Musella, Vincenzo Veneziano, and Giuseppe Cringoli. “Multivariate Spatially-Structured Variability of Ovine Helminth Infections”. Geospatial Health 2, no. 1 (November 1, 2007): 97–104. Accessed November 22, 2024. https://www.geospatialhealth.net/gh/article/view/258.