1. Calibration of climatic chamber Guideline DKD-R 5-7.
2. IEC 60751:2008, Industrial platinum resistance thermometers and platinum temperature sensors.
3. Bob Hardy, Chamber Temperature Uniformity Analysis of the Thunder Scientific Model 2500 Two-Pressure Humidity Generator.
4. E. E. Mahmoud, Metrological Performance of NIS Humidity Generator, 5th International Symposium on Humidity and Moisture, Brazil, 2006.