|work=
(help)The Visi On product was apparently not intended for the home user. It was designed and priced for high end corporate workstations. The hardware it required was quite a bit for 1983. It required a minimum of 512k of ram and a hard drive (5 megs of space).
|journal=
(help)Look up graphical user interface in Wiktionary, the free dictionary. |
Wikimedia Commons has media related to Graphical user interface. |