deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index 66fa747..1b0ca36 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
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url = {http://www.cnet.com/uk/news/googles-april-fools-prank-puts-pokemon-in-the-real-world/},  }  @article{kim2008,  author = "Mi {Mi  Jeong Kim, Mary Lou Maher.", Maher.},  title = "The {{The  impact of tangible user interfaces on spatial cognition during collaborative design", design}},  journal = "Design Studies", {Design Studies},  year = "May 2008", {May 2008},  volume = "Vol 29", {Vol 29},  number = " No. 3" {No. 3},  }  @article{Kim_2008,  title = {{The impact of tangible user interfaces on spatial cognition during collaborative design}},  volume = {29},  issn = {0142-694X},  url = {http://dx.doi.org/10.1016/j.destud.2007.12.006},  doi = {10.1016/j.destud.2007.12.006},  number = {3},  journal = {Design Studies},  publisher = {Elsevier BV},  author = {Kim, Mi Jeong and Maher, Mary Lou},  year = {2008},  month = {May},  pages = {222–253},  }