Bertini, Cândida Hermínia Campos de Magalhães, et al. “Gene Action, Heterosis and Inbreeding Depression of Yield Characters in Mutant Lines of Upland Cotton”. Pesquisa Agropecuaria Brasileira, vol. 36, no. 7, July 2001, pp. 941-8, doi:10.1590/S1678-3921.pab2001.v36.6216.