“Heterosis Analysis in Tomato Solanum Lycopersicum L. for Lycopene, TSS, Titrable Acidity and Ascorbic Acid”. Electronic Journal of Plant Breeding, Vol. 10, no. 4, Dec. 2019, pp. 1547-53, https://www.ejplantbreeding.org/index.php/EJPB/article/view/3141.