deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index f977e1e..9c3d4a1 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
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title = {{Quantum Spin Hall Insulator State in {HgTe} Quantum Wells}},  journal = {Science},  }  @article{Roth_2009,  doi = {10.1126/science.1174736},  url = {http://dx.doi.org/10.1126/science.1174736},  year = {2009},  month = {jul},  publisher = {American Association for the Advancement of Science ({AAAS})},  volume = {325},  number = {5938},  pages = {294--297},  author = {A. Roth and C. Brune and H. Buhmann and L. W. Molenkamp and J. Maciejko and X.-L. Qi and S.-C. Zhang},  title = {{Nonlocal Transport in the Quantum Spin Hall State}},  journal = {Science},  }