Augusto, R. de C., A. C. da S. Magalhães, and C. C. Mello-Silva. “The Influence of Population Density and Food Intake on the Reproductive Biology of Biomphalaria Glabrata (Mollusca) and Calcium Proportion in Snails Experimentally Infected With Schistosoma Mansoni (Trematoda)”. Revista De Patologia Tropical / Journal of Tropical Pathology, Vol. 41, no. 1, 1, doi:10.5216/rpt.v41i1.17798.