Sasián, J. Optical System Alignment and Tolerancing. SPIE Digital Library.
Chicago-čujuhus (17. p.)Sasián, José. Optical System Alignment and Tolerancing. SPIE Digital Library.
MLA-čujuhus (9. p.)Sasián, José. Optical System Alignment and Tolerancing. SPIE Digital Library.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.