1. Enas-energieautarke aktoren und sensoren.
https://www.energieautark.com/
. Accessed 20 Feb 2017
2. Building a business case for wireless at your industrial facility.
https://www.unified-automation.com/
. Accessed 20 Feb 2017
3. Enas-energieautarke aktoren und sensoren.
https://opcfoundation.org/about/opc-technologies/opc-ua/
. Accessed 7 Mar 2017
4. Siemens’solid edge st9.
https://www.plm.automation.siemens.com/en/products/solid-edge/st9/
. Accessed 7 Mar 2017
5. Vonets VAP11N.
http://en.vonets.es/downloads/
. Accessed 14 Mar 2017