Pereira, Márcio Dias, and José Carlos Lopes. “Germination and Development of Jatropha Seedlings under Water Stress Conditions”. Semina: Ciências Agrárias, vol. 32, no. 4Sup1, Dec. 2011, pp. 1837-42, doi:10.5433/1679-0359.2011v32n4Sup1p1837.