Rinaldi, L., D. Catelan, V. Musella, L. Cecconi, H. Hertzberg, P. R. Torgerson, F. Mavrot, T. de Waal, N. Selemetas, T. Coll, A. Bosco, A. Biggeri, and G. Cringoli. “Haemonchus Contortus: Spatial Risk Distribution for Infection in Sheep in Europe”. Geospatial Health, vol. 9, no. 2, Mar. 2015, pp. 325-31, doi:10.4081/gh.2015.355.