ЧЖЭНЬ, Ань Чжао. Establishment of an early warning system for international trade tensions in the Heilongjiang province of China. Power and Administration in the East of Russia, [S. l.], v. 14, n. 2, 2021. DOI: 10.22394/1818-4049-2021-95-2-17-28. Disponível em: https://vlast-dv.owebs.ru/article/view/18132. Acesso em: 8 nov. 2026.