Geier, M. Tools & Toys: It's All On The Wrist. IEEE spectrum.
Lua i Stíl Chicago (17ú heag.)Geier, M.J. "Tools & Toys: It's All On The Wrist." IEEE Spectrum .
Lua MLA (9ú heag.)Geier, M.J. "Tools & Toys: It's All On The Wrist." IEEE Spectrum, .
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