Singh, A.K., and Deepti Singh. “Genetic Variability, Heritability and Genetic Advance in Marigold”. Indian Journal of Horticulture 67, no. 01 (March 25, 2010): 132–136. Accessed April 21, 2026. https://www.journal.iahs.org.in/index.php/ijh/article/view/1747.