deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index 6b68bbf..31769d6 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
...
url = {http://www.labrate.ru/qualimetry_in_high_school/062779.pdf},  publisher = {},  year = {2012},  author = {G.G. Azgaldov, A.V. Kostin}, Azgaldov},  title = {Application of quality control in the evaluation of the quality and competitiveness of Higher Education},  journal = {Qualimetry in High School},  }