Lean, E. Electro-Optic Computer Peripherals Technology. SPIE Digital Library.
Chicago-čujuhus (17. p.)Lean, Eric. Electro-Optic Computer Peripherals Technology. SPIE Digital Library.
MLA-čujuhus (9. p.)Lean, Eric. Electro-Optic Computer Peripherals Technology. SPIE Digital Library.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.