Não informado. (2018). Publications of the Astronomical Institute of the University of Amsterdam. University of Amsterdam, Astronomical Institute.
Lua i Stíl Chicago (17ú heag.)Não informado. Publications of the Astronomical Institute of the University of Amsterdam. Amsterdam: University of Amsterdam, Astronomical Institute, 2018.
Lua MLA (8ú heag.)Não informado. Publications of the Astronomical Institute of the University of Amsterdam. University of Amsterdam, Astronomical Institute, 2018.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.