deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index 71b4652..485a6b2 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
...
title = {{{ERKALE}-A flexible program package for X-ray properties of atoms and molecules}},  journal = {J. Comput. Chem.},  }  @article{Bl_chl_1994,  doi = {10.1103/physrevb.50.17953},  url = {http://dx.doi.org/10.1103/physrevb.50.17953},  year = {1994},  month = {dec},  publisher = {American Physical Society ({APS})},  volume = {50},  number = {24},  pages = {17953--17979},  author = {P. E. Blöchl},  title = {{Projector augmented-wave method}},  journal = {Phys. Rev. B},  }