M. A. J. da F. Ferreira, M. A. de Queiróz, and J. B. Duarte, “PRE-IMPROVEMENT OF A WATERMELON POPULATION WITH A MIXED REPRODUCTION SYSTEM”, Pesq. Agropec. Trop., vol. 36, no. 2, pp. 131–139, Oct. 2007, doi: 10.5216/pat.v36i2.2153.