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title = {{Sounding stellar cycles with Kepler - I. Strategy for selecting targets}},  journal = {Monthly Notices of the Royal Astronomical Society},  }  @article{Karoff_2013,  doi = {10.1093/mnras/stt964},  url = {http://dx.doi.org/10.1093/mnras/stt964},  year = {2013},  month = {jun},  publisher = {Oxford University Press ({OUP})},  volume = {433},  number = {4},  pages = {3227--3238},  author = {C. Karoff and T. S. Metcalfe and W. J. Chaplin and S. Frandsen and F. Grundahl and H. Kjeldsen and J. Christensen-Dalsgaard and M. B. Nielsen and S. Frimann and A. O. Thygesen and T. Arentoft and T. M. Amby and S. G. Sousa and D. L. Buzasi},  title = {{Sounding stellar cycles with Kepler - {II}. Ground-based observations}},  journal = {Monthly Notices of the Royal Astronomical Society},  }