Yamson, E.C., Tubalinal, G.A.S., Viloria, V.V. and Mingala, C.N. 2019. Anthelmintic effect of betel nut (Areca catechu) and neem (Azadirachta indica) extract against liver fluke (Fasciola spp.). Journal of Advanced Veterinary and Animal Research. 6, 1 (Mar. 2019), 44–49.