THAI, Duong To Quoc; HIEN, Duong The; TUAN, Nguyen Thanh. Ecological Crisis and Migration: Environmental Hardships, Harvest Failures, and Out-Migration Pressures in Central Annam (1900-1940). CINEFORUM, [S. l.], v. 66, n. S6, p. 942–947, 2026. DOI: 10.66669/cineforum.v66iS6.1927. Disponível em: https://revistadecineforum.com/index.php/cf/article/view/1927. Acesso em: 31 oct. 2026.