Bujok, Petr, Martin Klempa, Petr Skupien, Dalibor Matýsek, and Michal Porzer. 2016. “Potential Unconventional Gas Plays in Mature Basin of the Czech Republic”. GeoScience Engineering 62 (4):19-26. http://www.geoscience.cz/ojs/index.php/GSE/article/view/131.