deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index 4afa839..69d0632 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
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author = {H. Bethe},  journal = {Ann. Phys. (Leipzig) Lett.},  }  @article{Lindhard_Winther,  year = {1964},  volume = {34},  number = {1},  author = {J. Lindhard and A. Winther},  journal = {Kgl. Danske Videnskab. Selskab. Mat. Fys. Medd.},  }