B, B., E.-O. Ts, J. O, G. L, T. Ch, and U. T. “Surveillance and Molecular Epidemiology Study of Avian Influenza for the Migratory Birds”. Mongolian Journal of Agricultural Sciences, vol. 25, no. 03, Dec. 2018, pp. 66-73, doi:10.5564/mjas.v25i03.1173.