deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index ed6d9ec..1ebabdf 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
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@article{_labor_2013,  title = {{Labor crisis hits 36\% 36%  of construction projects}}, url = {http://www.arabnews.com/node/458788},  abstract = {The number of registered construction project contracts in the Kingdom was 250,000 before the first grace period to legalize expatriate workers ended.},  urldate = {2015-12-07},