AR Mon
References
Popper1976
Popper, Daniel M. “Rediscussion of Eclipsing Binaries. XXI. The Red Giants RZ Cnc and AR Mon”: 1976, The Astrophysical Journal, Volume 208, pp. 142-151
http://adsabs.harvard.edu/cgi-bin/nph-bib_query?bibcode=1976ApJ...208..142P&db_key=AST&high=3f2ea4260a17850