Khanom, M., M. Khan, and L. Hassan. “Variability, Heritability and Genetic Advance for Yield and Yield Contributing Characters in Tomato (<i>Lycopersicon esculentum</I> Mill.)”. Progressive Agriculture, vol. 19, no. 1, Nov. 2013, pp. 1-5, doi:10.3329/pa.v19i1.16982.