?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Nguyen%2C+Xuan+Duc&rft.aulast=Nguyen&rft.aufirst=Xuan+Duc&rft.date=29+April+2016&rft.title=An+automated+system+for+monitoring+online+social+media+in+educational+area&rft.genre=proceeding