1. Thermography; testing of the thermal insulation and airtightness of buildings;Petterson,1980
2. Thermographic identification of building enclosure defects and defiencies;Chown;Can Building Digest,1983
3. Nondestructive evaluation of materials by infrared thermography, 1st title;Maldague,1993
4. Cooling down thermography: principle and results in NDE;Danesi,1998
5. Thermografie-Neue Mböglichkeiten in der ZfP;Zenzinger;DACH-Zeitung,1998