Asea, G., K. B. Kwemoi, M. Ebellu, S. Okanya, M. Walusimbi, and A. Nakayima. “Combining Ability and Heritability for Host Resistance to Aspergillus Flavus and Aflatoxin Accumulation in Tropical Mid-Altitude Maize”. Uganda Journal of Agricultural Sciences, vol. 13, no. 2, Sept. 2012, pp. 21-37, http://journal.naro.go.ug/index.php/ujas/article/view/333.