Colbert, F. Thermosense: Thermal Infrared Applications XXXVI. SPIE Digital Library.
Chicago-čujuhus (17. p.)Colbert, Fred. Thermosense: Thermal Infrared Applications XXXVI. SPIE Digital Library.
MLA-čujuhus (9. p.)Colbert, Fred. Thermosense: Thermal Infrared Applications XXXVI. SPIE Digital Library.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.