M. Rashid, B. Roy, M. Asaduzzaman, and M. Alam, “Study of the Dairy Cattle Management Systems at Farmer`s Level in Jessore District of Bangladesh”, Pak. J. Nutr., vol. 6, no. 2, pp. 155–158, Feb. 2007, doi: 10.3923/pjn.2007.155.158.