Fardous, M. R., M. S. Nasrin, M. E. Shakil, M. S. Islam, M. A. Hoque, and M. N. Islam. “Cow Urine for Enhancement of Biogas Production and Fertilizer Quality of Biogas Slurry”. Journal of Scientific Research 12, no. 1 (January 1, 2020): 135–144. Accessed December 22, 2024. https://banglajol.info/index.php/JSR/article/view/43031.