CFR A China-Vietnam Military Clash Bài đầu tiên http://www.cfr.org/china/china-vietnam-military-clash/p37029 risk of a military confrontation Michael Green report A China-Vietnam Military Clash report la disputa por el Mar del sur de China http://www.cfr.org/china/china-vietnam-military-clash/p37029 Michael Green A China-Vietnam Military Clash