Akther, S., Shahriar, S. M. S., Alam, M. K., & Zakir, H. M. (2016). A Quantitative Analysis of Chromium and Zinc in Water and Raw Milk in Chittagong, Bangladesh. Journal of Scientific Research, 8(1), 93–100. https://doi.org/10.3329/jsr.v8i1.24776