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adsurl = {http://esoads.eso.org/abs/2015ApJS..221...18H},  adsnote = {Provided by the SAO/NASA Astrophysics Data System},  }  @ARTICLE{2011AJ....141...20B,  author = {{Basri}, G. and {Walkowicz}, L.~M. and {Batalha}, N. and {Gilliland}, R.~L. and {Jenkins}, J. and {Borucki}, W.~J. and {Koch}, D. and {Caldwell}, D. and {Dupree}, A.~K. and {Latham}, D.~W. and {Marcy}, G.~W. and {Meibom}, S. and {Brown}, T.},  title = {{Photometric Variability in Kepler Target Stars. II. An Overview of Amplitude, Periodicity, and Rotation in First Quarter Data}},  journal = {\aj},  archiveprefix = {arXiv},  eprint = {1008.1092},  primaryclass = {astro-ph.SR},  keywords = {stars: activity, starspots, stars: rotation, stars: solar-type, stars: statistics, stars: variables: general},  year = {2011},  month = {jan},  volume = {141},  eid = {20},  pages = {20},  doi = {10.1088/0004-6256/141/1/20},  adsurl = {http://adsabs.harvard.edu/abs/2011AJ....141...20B},  adsnote = {Provided by the SAO/NASA Astrophysics Data System},  }