Twaróg, Anna, Piotr Guzy, and Henryk Sechman. “Measurement of Methane Flux in the Selected Area of the Polish Outer Carpathians - Preliminary Research”. Geology, Geophysics and Environment 42, no. 1 (July 17, 2016): 135. Accessed November 21, 2024. https://ggae.agh.edu.pl/index.php/geol/article/view/1945.