TS. Nguyễn Lân Cường: Không tin kho xương đã 2.100 tuổi ( GAO DUA THI BE NAT )

http://boxitvn1.wordpress.com/2011/05/01/ts-nguy%E1%BB%85n-lan-c%C6%B0%E1%BB%9Dng-khong-tin-kho-x%C6%B0%C6%A1ng-da-2-100-tu%E1%BB%95i/