V857 Her

References

1. Gomez-Forrellad1996
   Gomez-Forrellad, Josep M., Garcia-Melendo, Enrique “NSV 07968 is an Overcontact Eclipsing Binary Star”: 1996, Information Bulletin on Variable Stars, No. 4364
   http://adsabs.harvard.edu/cgi-bin/nph-bib_query?bibcode=1996IBVS.4364....1G&db_key=AST&data_type=HTML&format=&high=4318b7715d23767

2. Qian2005
   Qian, S. –B., Zhu, L. –Y., Soonthornthum, B., Yuan, J. –Z., Yang, Y. -.G. & He, J. –J. “Deep. Low Mass Ratio Overcontact Binary Systems. V. The Lowest Mass Ratio Binary V857 Herculis”: 2005, The Astronomical Journal, Volume 130, pp. 1206-1211
   http://adsabs.harvard.edu/cgi-bin/nph-bib_query?bibcode=2005AJ....130.1206Q&db_key=AST&data_type=HTML&format=&high=4318b7715d23767