deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index 20badc3..000861f 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
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journal = {{SSRN} Electronic Journal},  }  @article{Dubinsky_2012,  doi = {},  url = {http://repo.dma.dp.ua/6/1/dubinsky_webometrics1.pdf},  publisher = {},  year = {2012},  author = {A.G. Dubinsky},  title = {Priority measures to improve the position of the university in the international ranking Webometrics},  journal = {Eastern-European Journal of Enterprise Technologies},  issn = {1729-3774},  }  @article{Kincharova_2013,  doi = {},  url = {http://past-centre.ru/wp-content/uploads/2013/04/Metodologiya_mirovyh_reitingov_universitetov.pdf},  publisher = {European University at Saint Petersburg},  year = {2013},  author = {Anastasia Kincharova},  title = {World university rankings: methodology, effects and criticism},  journal = {},  }