1. Electrotechnical Institute
2. Division of Electrotechnology and Materials Science
3. 50-369 Wroclaw
4. Poland
5. Hydrogen South Africa (HySA) Systems and Validation Centre
6. Military Institute of Engineer Technology
7. 50-961 Wroclaw
8. Faculty of Microsystem Electronics and Photonics
9. Wroclaw University of Technology
10. Wroclaw