"China Puts Brakes on High-Speed Trains" The Wall Street Journal 2011-04-17 "China slows down showcase bullet trains" Bloomberg Businessweek 2011-04-17 "World's longest high-speed train to decelerate a bit".
Truy cập ngày 27 tháng 4 năm 2012.  ^ "China Puts Brakes on High-Speed Trains" The Wall Street Journal 2011-04-17 ^ "China slows down showcase bullet trains" Bloomberg Businessweek 2011-04-17 ^ “World's longest high-speed train to decelerate a bit”.