發送短信 : Vietnam: constitutions as signalling instruments

  ______     ___                 ___      ____    
 /_   _//   / _ \\      ___     / _ \\   |  _ \\  
   | ||    | / \ ||    /   ||  / //\ \\  | |_| || 
  _| ||    | \_/ ||   | [] || |  ___  || | .  //  
 /__//      \___//     \__ || |_||  |_|| |_|\_\\  
 `--`       `---`       -|_|| `-`   `-`  `-` --`  
                         `-`