“Evaluation of Sunflower (Helianthus Annuus L.) Genotypes for Their Use in Genetic Improvement Programs”. Agrotecnia de Cuba 32, no. epecial (December 8, 2008): 32–38. Accessed October 8, 2026. https://agrotecnia.edicionescervantes.com/index.php/agrotecnia/article/view/595.