- Apparao, G. (2000). Heterosis and combining ability analysis for morphological characters and biotic stresses in groundnut (Arachis hypogaea L.). M.Sc (Ag.) Thesis, University of Agricultural Sciences, Dharawad.
- Jayalakshmi, V., Raja Reddy, C., Reddy, P. V. and Lakshmikantha Reddy, G. (2002). Combining ability analysis of morphological and physiological attributes in groundnut, (Arachis hypogaea L.), Indian Journal of Agricultural Research, 36: 177-181.
- John, K., Vasanthi, R. P. and Venkateswarlu, O. (2009). Studies in variability and character association in Spanish bunch groundnut. Legume Research, 32: 65-69.
- Kempthorne, O. (1957). An Introduction to Genetic Studies. First edition, John Wiley and Sons, New York. pp. 458-471.
- Suneetha, K., Dasaraha Rami Reddy, C. and Ramana, J. V. (2006). Line x Tester analysis for combining ability in groundnut (Arachis hypogaea L.). The Andhra Agricultural Journal., 53: 49-52.