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adsurl = {http://adsabs.harvard.edu/abs/2003ApJ...586..464B},  adsnote = {Provided by the SAO/NASA Astrophysics Data System},  }  @ARTICLE{2007ApJ...669.1167B,  author = {{Barnes}, S.~A.},  title = {{Ages for Illustrative Field Stars Using Gyrochronology: Viability, Limitations, and Errors}},  journal = {\apj},  archiveprefix = {arXiv},  eprint = {0704.3068},  keywords = {Galaxy: Open Clusters and Associations: General, Stars: Activity, Stars: Evolution, Stars: Late-Type, Stars: Magnetic Fields, Stars: Rotation},  year = {2007},  month = {nov},  volume = {669},  pages = {1167-1189},  doi = {10.1086/519295},  adsurl = {http://adsabs.harvard.edu/abs/2007ApJ...669.1167B},  adsnote = {Provided by the SAO/NASA Astrophysics Data System},  }