Noach, S. M. C., & Noach, Y. R. (2020). PREVALENCE RATE AND CAUSES OF LEPTOSPIROSIS SEROVAR ON CATTLE AT GIWANGAN’S ABATTOIR OF YOGYAKARTA. Journal of Tropical Animal Science and Technology, 2(1), 37–42. https://doi.org/10.32938/jtast.v2i1.597