Não informado. (2019). Occasional Notes of the Royal Astronomical Society. Royal Astronomical Society.
Lua i Stíl Chicago (17ú heag.)Não informado. Occasional Notes of the Royal Astronomical Society. London: Royal Astronomical Society, 2019.
Lua MLA (8ú heag.)Não informado. Occasional Notes of the Royal Astronomical Society. Royal Astronomical Society, 2019.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.