RR Pic. In: VSX.AAVSO, abgerufen am 4. April 2019.
arxiv.org
Thomas E. Harrison et al.: HST Fine Guidance Sensor Parallaxes for Four Classical Novae. In: The Astrophysical Journal. 13. Februar 2013, doi:10.1088/0004-637X/767/1/7, arxiv:1302.3245.
Robert Burnham: Burnham's Celestial Handbook, Volume Three: An Observer's Guide to the Universe Beyond the Solar System. Courier Dover Publications, New York, New York 2013, ISBN 978-0-486-31803-5, S.1460–62 (google.com – [1977]).
doi.org
Thomas E. Harrison et al.: HST Fine Guidance Sensor Parallaxes for Four Classical Novae. In: The Astrophysical Journal. 13. Februar 2013, doi:10.1088/0004-637X/767/1/7, arxiv:1302.3245.
Some South African Amateur Astronomers. In: Houghton, H. E. Monthly Notes of the Astronomical Society of South Africa, Vol. 6, p. 45, abgerufen am 4. April 2019.