Chibwana, F., and G. . Nkwengulila. “A Faunistic Survey of Digenean Larvae Infecting Freshwater Snails Biomphalaria, Radix and Bulinus Species in the Lake Victoria and Mindu Dam, Morogoro in Tanzania”. Tanzania Journal of Science, vol. 43, no. 1, Dec. 2017, pp. 1-13, https://tjs.udsm.ac.tz/index.php/tjs/article/view/253.