أرسل هذا في رسالة قصيرة: Engineering and physical properties of residual soil from landslide hazard area in Amphoe Chiang Klang, Changwat Nan, Thailand

  _____      ___       _____    _____     _____   
 |__  //    / _ \\    / ___//  |  ___||  / ____|| 
   / //    / //\ \\   \___ \\  | ||__   / //---`' 
  / //__  |  ___  ||  /    //  | ||__   \ \\___   
 /_____|| |_||  |_|| /____//   |_____||  \_____|| 
 `-----`  `-`   `-` `-----`    `-----`    `----`