1. J. Bernd, A. Surdur Hansen: XLPE-insulated cable rated up to 400kV for EHV power transmission, ABB Review, vol. 2, 1994, pp. 13–20.
2. Optimizing 400kV underground links with cross-linked polyethylene insulated cables for bulk power transmission;Dorison;CIGRÉ,1998
3. Development of high stress HV and EHV XLPE cable systems;Attwood;CIGRÉ,1998
4. Gas insulated transmission lines in railway galleries;Benato;IEEE Trans. Power Deliv.,2005
5. Operating characteristics of long links of ac high voltage insulated cables;Arrighi;CIGRÉ,1986