Baset, MA, KS Huque, NR Sarker, MM Hossain, and MN Islam. 2013. “Evaluation of Milk Urea Nitrogen of Dairy Cows Reared Under Different Feed Bases in the Different Seasons”. Journal of Science Foundation 8 (1-2):97-110. https://doi.org/10.3329/jsf.v8i1-2.14632.