T. Borpuzari and R. N. Goswami, Jakir Hussain, R. Roychoudhury, T. K. A A. Aziz, B. N. Saikia. 2019. “Factors Affecting the Cost of Production of Milk and Milk Products of Crossbred Cows”. Indian Journal of Animal Production and Management 34 (1-2). https://epubs.icar.org.in/index.php/IJAPM/article/view/86340.