?url_ver=Z39.88-2004&rft_id=10.1109%2FGUT.2012.6344170&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=N.D.&rft.aulast=Mohd+M.&rft.au=Mohd+M.%2C+N.D.&rft.title=Subjective+measurement+of+presence+in+Image+based+Virtual+Reality+based+on+memory+test+factors&rft.isbn=9781457721724&rft.date=2012&rft.genre=proceeding