deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index 6a26edf..afdd633 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
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@techreport{FCCWebSite,  author = {FCC},  year = {2015},  title = {Official {{Official  web site}, site}},  url = {https://espace2013.cern.ch/fcc/Pages/default.aspx},  } 
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title = {{The optimal method for the measurement of tau polarization}},  journal = {Physics Letters B},  }  @article{Diehl_1994,  doi = {10.1007/bf01555899},  url = {http://dx.doi.org/10.1007/BF01555899},  year = {1994},  month = {sep},  publisher = {Springer Science $\mathplus$ Business Media},  volume = {62},  number = {3},  pages = {397--411},  author = {M. Diehl and O. Nachtmann},  title = {{Optimal observables for the measurement of three gauge boson couplings ine $\mathplus$ e ??W $\mathplus$ W ?}},  journal = {Zeitschrift f�r Physik C Particles and Fields},  }