?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Sadchenko%2C+E.V.&rft.aufirst=E.V.&rft.aulast=Sadchenko&rft.volume=9&rft.atitle=Modern+trends+of+optimization+the+multiply-connected+economic-ecological+system+in+conditions+of+complex+fluctuations&rft.title=Collection+of+scientific+articles.+%E2%80%93+Agenda+Publishing+House.+Perspective+directions+of+scientific+researches.+Coventry%2C+United+Kingdom&rft.date=2016&rft.pages=55-58&rft.genre=article