RS Col

References

1. McFarlane1987
   McFarlane, T. M. & Hilditch, R.W. “Contact and Near-contact Binary Systems. VII - EZ Hydrae, AD Phoenicis and RS Columbae”: 1987, Monthly Notices of the Royal Astronomical Society, Volume 227, pp. 381-402
   http://adsabs.harvard.edu/cgi-bin/nph-bib_query?bibcode=1987MNRAS.227..381M&db_key=AST&high=3f2ea4260a26730