Analysis of information sources in references of the Wikipedia article "%CE%9A%CE%B1%CF%84%CE%AC%CE%BB%CE%BF%CE%B3%CE%BF%CF%82 %CF%86%CE%BF%CE%BD%CE%B9%CE%BA%CF%8E%CE%BD %CF%83%CE%B5%CE%B9%CF%83%CE%BC%CF%8E%CE%BD %CF%83%CF%84%CE%B7%CE%BD %CE%95%CE%BB%CE%BB%CE%AC%CE%B4%CE%B1" in Greek language version.
