Soto-Barrientos, N., J. de Oliveira, R. Vega-Obando, D. Montero- Caballero, B. Vargas, J. Hernández-Gamboa, and C. Orozco-Solano. “In-Vitro Predatory Activity of Nematophagous Fungi from Costa Rica With Potential Use for Controlling Sheep and Goat Parasitic Nematodes”. Revista De Biología Tropical, vol. 59, no. 1, Mar. 2011, pp. 37–52, doi:10.15517/rbt.v59i1.3177.