P. Nguyen, N. Lam, H. Nguyen, T. Nguyen, T. Do, and N. Nguyen, “Epidemiological Analysis of Porcine Circovirus Type 2 (PCV2) Spatio-temporally of Circulation in Vietnam from 2004 to 2019”, Science and Technology Development Journal, vol. 26, no. 4, pp. 3183-3197, Dec. 2023.