Yousuf, A., P. Saha, S. Das, S. A. Iqbal, A. N. Sakib, and S. A. U. Shohag. “Generation of Bio-Electricity From Whey”. Journal of Chemical Engineering, vol. 28, no. 1, Feb. 2014, pp. 22-26, doi:10.3329/jce.v28i1.18105.