The Review of Unconventional Oil Price Fluctuations and Forecasting. Laisvalaikio tyrimai, [S. l.], v. 2, n. 8, 2018. DOI: 10.33607/elt.v2i8.232. Disponível em: https://journals.lsu.lt/laisvalaikio-tyrimai/article/view/232. Acesso em: 14 jun. 2025.