Gerard van Belle added missing citations to bibliography  over 8 years ago

Commit id: 2b97f4c053a01c4975fccb666fca8769a54186ec

deletions | additions      

       

@ARTICLE{2014yCat....102023S,  author = {{Skiff}, B.~A.},  title = {{VizieR Online Data Catalog: Catalogue of Stellar Spectral Classifications (Skiff, 2009-2014)}},  journal = {VizieR Online Data Catalog},  keywords = {Spectral types, MK spectral classification},  year = {2014},  month = {oct},  volume = {1},  pages = {2023},  adsurl = {http://adsabs.harvard.edu/abs/2014yCat....102023S},  adsnote = {Provided by the SAO/NASA Astrophysics Data System},  }