Bhandari, Hem Raj, et al. “Efficiency of Molecular Diversity Vs Phenotypic Diversity in Attaining Heterosis -A Case Study With Tomato”. International Journal of Bio-Resource and Stress Management, vol. 10, no. Jun, 3, June 2019, pp. 261-5, https://www.ojs.pphouse.org/index.php/IJBSM/article/view/3824.