Baset, M., Huque, K., Sarker, N., Hossain, M. and Islam, M. (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), pp. 97–110. doi: 10.3329/jsf.v8i1-2.14632.