Não informado. (2004). ESA Bulletin. European Space Research and Technology Centre.
Lua i Stíl Chicago (17ú heag.)Não informado. ESA Bulletin. Noordwijk, Holanda: European Space Research and Technology Centre, 2004.
Lua MLA (8ú heag.)Não informado. ESA Bulletin. European Space Research and Technology Centre, 2004.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.