Ferreira Lima, Emídio, et al. “Stem and Branch Rot of Castor-Oil Plant Caused by <i>Botryodiplodia theobromae< I> Pat”. Pesquisa Agropecuaria Brasileira, vol. 32, no. 2, Feb. 1997, pp. 229-33, doi:10.1590/S1678-3921.pab1997.v32.4614.