?url_ver=Z39.88-2004&rft_id=10.1109%2FEMS.2012.63&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aulast=Hashim&rft.au=Hashim%2C+A.S.&rft.aufirst=A.S.&rft.isbn=9780769549262&rft.date=2012&rft.title=A+comparison+of+architectures+for+a+usability-aware+customized+mobile+learning+management+system+(CMLMS)&rft.genre=proceeding