Tyagi, Vikrant, SK Dhillon, RK Bajaj, and Shilpa Gupta. “Phenotyping and Genetic Evaluation of Sterile Cytoplasmic Male Sterile Analogues in Sunflower (Helianthus Annuus L.)”. Bangladesh Journal of Botany 44, no. 1 (March 26, 2015): 23–30. Accessed June 15, 2025. https://www.banglajol.info/index.php/BJB/article/view/22719.