TY - JOUR L1 - http://journals.pan.pl/Content/94043/PDF/10267-Volume61_Issue1-07_paper.pdf L2 - http://journals.pan.pl/Content/94043 PY - 2016 IS - No 1 DO - 10.1515/amsc-2016-0007 A1 - Zapletal, Pavel A1 - Prokop, Pavel A1 - Štemberka, Martin A1 - Gibesová, Beáta A1 - Vavříková, Eva A1 - Trčková, Helena PB - Committee of Mining PAS DA - 2016 T1 - The Calculation of Methane Concentration Emitted from the Coal Face UR - http://journals.pan.pl/dlibra/publication/edition/94043 T2 - Archives of Mining Sciences ER -