“Comparing of Self-Incompatibility and Cytoplasmic Male Sterility Systems for the Performance of F1 Hybrids in Cabbage Brassica Oleracea Var. Capitata L.”. Electronic Journal of Plant Breeding, Vol. 7, no. 3, Nov. 2016, pp. 602-10, https://ejplantbreeding.org/index.php/EJPB/article/view/952.