Muraro, D., R. R. B. Negrelle, and A. Anacleto. “Germination and Survival of Vriesea Incurvata Gaudich. Under Forest Canopy in Easy Accessibility and Low Cost Substrates”. Scientia Agraria Paranaensis, vol. 13, no. 3, Sept. 2014, pp. 251-8, doi:10.18188/sap.v13i3.8448.