Tresamol, P. V., et al. “Seroprevalence of Bovine Herpes Virus-1 Among Cattle and Buffaloes in Central Kerala, India”. International Journal of Livestock Research, vol. 9, no. 10, Oct. 2019, pp. 68-73, http://ijlr.org/ojs_journal/index.php/ijlr/article/view/1086.