@ARTICLE{Misiak_Jacek_Sulphides_2016, author={Misiak, Jacek and Bielowicz, Barbara}, volume={vol. 32}, number={No 3}, journal={Gospodarka Surowcami Mineralnymi - Mineral Resources Management}, howpublished={online}, year={2016}, publisher={Komitet Zrównoważonej Gospodarki Surowcami Mineralnymi PAN}, publisher={Instytut Gospodarki Surowcami Mineralnymi i Energią PAN}, title={Sulphides in Hard Coal Seams from the Orzesze Beds s.s. of Mudstone Series (Westphalian B) in the Eastern Part of the Upper Silesian Coal Basin}, URL={http://www.journals.pan.pl/Content/105931/PDF/gospo-2016-0027.pdf}, doi={10.1515/gospo-2016-0027}, }