Hasan, Md Ariful, et al. “Genetic Variability, Correlation, Path Analysis and Construction of Selection Index in Mulberry Silkworm, <i>Bombyx mori< I> L. I. Genetic Variability”. University Journal of Zoology, Rajshahi University, vol. 30, May 2012, pp. 33-36, doi:10.3329/ujzru.v30i0.10744.