ALSTOM (Firm). (2010). HVDC: Connecting to the future. Alstom Grid.
Lua i Stíl Chicago (17ú heag.)ALSTOM (Firm). HVDC: Connecting to the Future. France: Alstom Grid, 2010.
Lua MLA (9ú heag.)ALSTOM (Firm). HVDC: Connecting to the Future. Alstom Grid, 2010.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.