deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index 9daf6a0..5937935 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
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title = {{Sustainability: the elusive element of process improvement}},  journal = {Int Jrnl of Op {\&} Prod Mnagemnt},  }  @article{Berger_1997,  doi = {10.1108/09576069710165792},  url = {http://dx.doi.org/10.1108/09576069710165792},  year = {1997},  month = {apr},  publisher = {Emerald},  volume = {8},  number = {2},  pages = {110--117},  author = {Anders Berger},  title = {{Continuous improvement and kaizen : standardization and organizational designs}},  journal = {Integrated Mfg Systems},  }