1. University of Oviedo,Power supply systems group,Gijón,Spain
2. European Space Agency,Electrical Power Management section (TEC-EPM),Noordwijk,The Netherlands
3. European Space Agency,Electric Propulsion section (TEC-MPE),Noordwijk,The Netherlands
4. European Space Agency,Electrical Power Generators section (TEC-EPG),Noordwijk,The Netherlands