Mathivanan, R., S.C. Edwin, R. Amutha, and K. Viswanathan. 2006. “Panchagavya and Andrographis Paniculata As Alternatives to Antibiotic Growth Promoter on Broiler Production and Carcass Characteristics”. International Journal of Poultry Science 5 (12): 1144–1150. https://doi.org/10.3923/ijps.2006.1144.1150.