Souza, Anderson Dias Vieira de, et al. “Chemical Characterization of Seeds and Presscakes of Physic Nut, Radish and Crambe”. Pesquisa Agropecuaria Brasileira, vol. 44, no. 10, Dec. 2010, pp. 1328-35, doi:10.1590/S1678-3921.pab2009.v44.2358.