deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index 4de1189..2a31f0c 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
...
title = {{A sustainable continuous improvement methodology at an aerospace company}},  journal = {Int J Productivity {\&} Perf Mgmt},  }  @article{liker2004toyota,  title = {{The Toyota way: 14 management principles from the world’s greatest manufacturer.[Electronic version]}},  author = {Liker, J},  journal = {McGraw-Hill. Retrieved November},  volume = {6},  pages = {2011},  year = {2004},  }