1. Google for Developers . 2020 . User Interface | Glass Explorer Edition . Retrieved July 09, 2023 from https://developers.google.com/glass/design/ui?hl=en Google for Developers. 2020. User Interface | Glass Explorer Edition. Retrieved July 09, 2023 from https://developers.google.com/glass/design/ui?hl=en
2. Typing on Glasses
3. Google Help . 2023 . Tech Specs - Google Glass Help . Retrieved July 09, 2023 from https://support.google.com/glass/answer/3064128?hl=en&sjid=8260500264352711646-AP Google Help. 2023. Tech Specs - Google Glass Help. Retrieved July 09, 2023 from https://support.google.com/glass/answer/3064128?hl=en&sjid=8260500264352711646-AP
4. XREAL Korea . 2022 . NREAL Air . Retrieved July 14, 2023 from https://xreal.kr/product/nreal-air-%EC%97%94%EB%A6%AC%EC%96%BC-%EC%97%90%EC%96%B4/19/ XREAL Korea. 2022. NREAL Air. Retrieved July 14, 2023 from https://xreal.kr/product/nreal-air-%EC%97%94%EB%A6%AC%EC%96%BC-%EC%97%90%EC%96%B4/19/
5. Fitts' Law as a Research and Design Tool in Human-Computer Interaction