Shyshchak, Olena2016-12-192016-12-192016Shyshchak O. VIIIth International scientific-technical conference “Advance in petroleum and gas industry and petrochemistry” (APGIP-8) / Olena Shyshchak // Chemistry & Chemical Technology. – 2016. – Volume 10, number 3. – P. I–II.https://ena.lpnu.ua/handle/ntb/34685enArticle