“Evaluation of Sunflower Diversified Cytoplasmic Male Sterile Lines and Their Hybrids for Resistance to Powdery Mildew [Erysiphe Cichoracearum DC.]”. Electronic Journal of Plant Breeding 6, no. 1 March 31, 2015: 337-340. Accessed July 1, 2025. https://www.ejplantbreeding.org/index.php/EJPB/article/view/676.