Gapys, Anna. “Analysis of Shale Gas Exploration and Production Regulations - Lessons from Poland, Canada and the US”. Krakow Review of Economics and Management/Zeszyty Naukowe Uniwersytetu Ekonomicznego w Krakowie, no. 1(925) (November 3, 2015): 57–72. Accessed November 10, 2024. https://krem.uek.krakow.pl/index.php/krem/article/view/526.