Nahonyo, C., E. . Goboro, W. . Ngalason, S. . Mutagwaba, ichard Ugomba, M. . Nassoro, and E. . Nkombe. “Conservation Efforts of Kihansi Spray Toad Nectophrynoides Asperginis: Its Discovery, Captive Breeding, Extinction in the Wild and Re-Introduction”. Tanzania Journal of Science, vol. 43, no. 1, Dec. 2017, pp. 23-35, https://tjs.udsm.ac.tz/index.php/tjs/article/view/259.