Urbach, J. Image Processing. SPIE Digital Library.
Chicago-čujuhus (17. p.)Urbach, John. Image Processing. SPIE Digital Library.
MLA-čujuhus (9. p.)Urbach, John. Image Processing. SPIE Digital Library.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.