?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Halushchak%2C+M&rft.aulast=Halushchak&rft.aufirst=M&rft.volume=23&rft.date=2015&rft.atitle=Mathematical+modeling+and+uncertainty+analysis+of+greenhouse+gas+emissions+during+extraction+and+refining+oil+in+Poland&rft.title=Herald+of+Lviv+State+University+of+Life+Safety&rft.pages=59-66&rft.genre=article