?url_ver=Z39.88-2004&rft_id=10.1109%2FICOS.2017.8280280&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aulast=Chuan&rft.au=Chuan%2C+N.K.&rft.aufirst=N.K.&rft.isbn=9781538607312&rft.title=Evaluating+'Gesture+Interaction'+requirements+of+mobile+applications+for+deaf+users%3A+Discovering+the+needs+of+the+hearing-impiared+in+using+touchscreen+gestures&rft.date=2017&rft.genre=proceeding