N Hariprasada Rao, C. S. K. G. “Studies on Genetic Variability, Heritability and Genetic Advance in Fenugreek (Trigonella Foenum-Graecum L.)”. Journal of Spices and Aromatic Crops, vol. 17, no. 2, June 2008, pp. 163-6, https://updatepublishing.com/journal/index.php/josac/article/view/4911.