TY UMa
References
Broglia1983
Broglia, P. & Conconi, P. “Seasonal light curves of TY UMa - Observations and Solutions”: 1983, Astronomy & Astrophysics Supplement Series, Volume 51, pp. 97-109
http://adsabs.harvard.edu/cgi-bin/nph-bib_query?bibcode=1983A%26AS...51...97B&db_key=AST&high=3f567b0b2c11012Lister2000
Lister, T. A., McDermid, R. M. & Hilditch, R. W. “A Photometric Study of the Contact Binaries V523 Cas and TY UMa”: 2000, Monthly Notices of the Royal Astronomical Society, Volume 317, pp. 111-119
http://adsabs.harvard.edu/cgi-bin/nph-bib_query?bibcode=2000MNRAS.317..111L&db_key=AST&high=3f567b0b2c11012Kang2002
Kang, Young Woon, Oh, Kyu-Dong, Kim, Chun-Hwey, Hwang, Changdeok, Kim, Ho-il & Lee, Woo-Baik “Period Variation and Spot Model for the W UMa Type Binary TY UMa”: 2002, Monthly Notices of the Royal Astronomical Society, Volume 331, pp. 707-716
http://adsabs.harvard.edu/cgi-bin/nph-bib_query?bibcode=2002MNRAS.331..707K&db_key=AST&high=3f567b0b2c11012