THAMTONO, Yoser; MOA, Aye; MACINTYRE, Chandini Raina. Using open-source intelligence to identify early signals of COVID-19 in Indonesia. Western Pacific Surveillance and Response, Manila, Philippines, v. 12, n. 1, 2021. DOI: 10.5365/wpsar.2020.11.2.010. Disponível em: https://ojs.wpro.who.int/ojs/index.php/wpsar/article/view/763. Acesso em: 3 jun. 2026.