RT CrB
References
Ibanoglu1985
Ibanoglu, C., Ertan, A.Y., Tumer, O. Evren, S. & Tunca, Z. “Photoelectric Light Curves of RT Coronae Borealis and Their Analysis”: 1985, Astrophysics and Space Science, Volume 112, pp. 133-143
http://adsabs.harvard.edu/cgi-bin/nph-bib_query?bibcode=1985Ap%26SS.112..133I&db_key=AST&high=3f2ea4260a28060Sabby2003
Sabby, Jeffrey A. & Lacy, Claud H. Sandberg “Absolute Properties of the Eclipsing Binary Star RT Coronae Borealis”: 2003. The Astronomical Journal, Volume 125, pp. 1448-1457
http://adsabs.harvard.edu/cgi-bin/nph-bib_query?bibcode=2003AJ....125.1448S&db_key=AST&high=3f2ea4260a28060