Official SC documents See Working Groups' Terms of Reference below Cigré WG C3-01 ToR Cigré WG C3-02 ToR Cigré WG C3-03 ToR Cigré WG C3-04 ToR Cigré WG C3-05 ToR Cigré WG C3-06 ToR Cigré WG C3-08 ToR Cigré WG C3-09 ToR