R. Ramadhan, C. Yang, Wizna, Y. Marlida, and Mirzah, “Effects of Amino Acid Composition in a Bacillus amyloliquefaciens-fermented Mixture of Bovine Blood and Coconut Pulp on Growth Performance, Blood Cholesterol of Broilers”, Int. J. Poult. Sci., vol. 16, no. 7, pp. 274–280, Jun. 2017, doi: 10.3923/ijps.2017.274.280.