HidayatR., and AlhadiF. “Identifikasi Streptococcus Equi Dari Kuda Yang Diduga Menderita Strangles”. Jurnal Ilmu Pertanian Indonesia, Vol. 17, no. 3, Aug. 2014, pp. 199-03, https://jurnal.ipb.ac.id/index.php/JIPI/article/view/8346.