PHAM, Nguyen Thanh Nhan; PHAM, Ha. Effect of exchange rate on trade balance of Vietnam: The role of vehicle currency and bilateral trade agreements. Ho Chi Minh City Open University Journal of Science - Economics and Business Administration, [S. l.], v. 16, n. 7, p. 37–52, 2026. DOI: 10.46223/HCMCOUJS.econ.en.16.7.5607.2026. Disponível em: https://journalofscience.ou.edu.vn/index.php/econ-en/article/view/5607. Acesso em: 11 oct. 2026.