@article{Różański_Zenon_The_2016, author={Różański, Zenon and Wrona, Paweł and Sułkowski, Józef and Pach, Grzegorz}, number={No 3}, howpublished={online}, journal={Archives of Mining Sciences}, year={2016}, publisher={Committee of Mining PAS}, title={The Problem of Carbon Dioxide Emissions from Closed Coal Mine Shafts – The Overview and the Case Study}, doi={10.1515/amsc-2016-0042}, }