ESA

ECSS-E-ST-10-12C
European Space Agency

ECSS-E-ST-20C
European space agency

ECSS-E-ST-32-01C Rev. 1
European Space Agency

ECSS-E-ST-50-12C
European Space Agency

ECSS-E-ST-50-05C Rev. 2
European Space Agency

ECSS-E-ST-70-41C
European Space Agency

ECSS-Q-ST-60-05C Rev. 1
European Space Agency

ECSS-Q-ST-70-58C
European Space Agency

ECSS-Q-ST-70C Rev.1
European Space Agency

ECSS-S-ST-00-01C
European Space Agency