Daulay, M., M. Sudarwanto, W. S. Nugroho, and E. Sudarnika. “Detection of Mycobacterium Bovis by Multiplex Polymerase Chain Reaction in Dairy Cattle in Bogor, West Java, Indonesia”. International Journal of Sciences: Basic and Applied Research (IJSBAR), vol. 32, no. 3, Apr. 2017, pp. 132-4, https://www.gssrr.org/index.php/JournalOfBasicAndApplied/article/view/7139.