?url_ver=Z39.88-2004&rft_id=10.1109%2FISWTA.2013.6688794&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=S.&rft.aulast=Ghayas&rft.au=Ghayas%2C+S.&rft.issn=23247843&rft.isbn=9781479901562&rft.title=Qualitative+study+to+identify+icons+characteristics+on+mobile+phones+applications+interfaces&rft.date=2013&rft.genre=proceeding