Dias, Luiz Candido de Souza, et al. “ Susceptibility of Biomphalaria Glabrata, B. Tenagophila and B. Straminea to Different Strains of Schistosoma Mansoni ”. Revista Do Instituto De Medicina Tropical De São Paulo, vol. 29, no. 4, Aug. 1987, pp. 205-12, https://revistas.usp.br/rimtsp/article/view/28520.