deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index 05b5817..22fa11f 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
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journal = {The Astronomical Journal},  }  @article{Kraft_1965, @ARTICLE{Kraft_1965a,  author = {{Kraft}, R.~P.},  title = "{Studies of Steller Rotation. I. Comparison of Rotational Velocities in the Hyades and Coma Clusters.}",  journal = {\apj},  year = 1965a,  month = aug,  volume = 142,  pages = {681},  doi = {10.1086/148330},  adsurl = {http://adsabs.harvard.edu/abs/1965ApJ...142..681K},  adsnote = {Provided by the SAO/NASA Astrophysics Data System}  }  @article{Kraft_1965b,  doi = {10.1086/148331},  url = {http://dx.doi.org/10.1086/148331},  year = {1965}, {1965b},  month = {aug},  publisher = {{IOP} Publishing},  volume = {142}, 
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journal = {{ApJL}},  }  @ARTICLE{Kraft_1967a,  author = {{Kraft}, R.~P.},  title = "{Studies of Stellar Rotation.IV. a Comparison of Rotational Velocities in the Alpha Persei Cluster and the Pleiades}",  journal = {\apj},  year = 1967a,  month = apr,  volume = 148,  pages = {129},  doi = {10.1086/149131},  adsurl = {http://adsabs.harvard.edu/abs/1967ApJ...148..129K},  adsnote = {Provided by the SAO/NASA Astrophysics Data System}  }  @article{Kraft_1967, @article{Kraft_1967b,  doi = {10.1086/149359},  url = {http://dx.doi.org/10.1086/149359},  year = {1967}, {1967b},  month = {nov},  publisher = {{IOP} Publishing},  volume = {150},