Junqueira, Nilton Tadeu Vilela, et al. “Reaction to Diseases and Yield of Eleven Cultivars of Sour-Passion Fruit Cultivated With No Pesticides”. Pesquisa Agropecuaria Brasileira, vol. 38, no. 8, Aug. 2003, pp. 1005-10, doi:10.1590/S1678-3921.pab2003.v38.6665.