?url_ver=Z39.88-2004&rft_id=10.1088%2F1361-6404%2Faa5a87&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Holovatch%2C+Y.&rft.aulast=Holovatch&rft.aufirst=Y.&rft.issue=2&rft.volume=38&rft.date=15+February+2017&rft.issn=0143-0807&rft.atitle=Complex+systems%3A+physics+beyond+physics&rft.title=European+Journal+of+Physics&rft.pages=023002&rft.genre=article