Begum, R.A. et al. 2010. Analysis of esterase isozyme banding in some tissues of nile tilapia and genetically improved farmed tilapia of Oreochromis niloticus L. Bangladesh Journal of Zoology. 38, 1 (Jun. 2010), 119–126. DOI:https://doi.org/10.3329/bjz.v38i1.51670.