1. SFB 653. Subproject S1: Modular, Multifunctional Micro Sensors. http://www.sfb653.uni-hannover.de/en-us/Pages/Teilprojekt-S1.aspx, (9th Dec. 2015).
2. VDI/VDE-Gesellschaft Mess- und Automatisierungstechnik. VDI/VDE-Richtlinie 3514 Blatt 2: Gasfeuchtemessung – Messverfahren. Beuth Verlag Berlin 2013.
3. Sensirion AG. CMOSens® - Core of Sensirion's Sensor Solutions. https://www.sensirion.com/en/technology/cmosensr-technology/, (15th Jan. 2016).
4. Humidity Sensors Principle;Farahani;Mechanism, and Fabrication Technologies: A Comprehensive Review. Sensors,2014
5. Klaas D. Direct deposition of ultrathin sensor systems onto components of arbitrary size. In: Denkena B, editor. Cross linked Production – Research Results for Industrial Application. PZH Verlag Garbsen 2015. ISBN: 978-3-95900-057-4, p. 8.