LA PORTA, Alphonse; CRITCHFIELD, Andrew J. U.S.-Mongolian Relations: Two Years of Progress. Mongolian Journal of International Affairs, [S. l.], n. 7, p. 3–8, 2014. DOI: 10.5564/mjia.v0i7.134. Disponível em: https://mongoliajol.info/index.php/MJIA/article/view/134. Acesso em: 12 jan. 2025.