أرسل هذا في رسالة قصيرة: A temporal study of the effects of online opinions : information sources matter

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