@ARTICLE{Gola_Marek_R._Organic_2013,
 author={Gola, Marek R. and Karger, Michał and Gazda, Lucjan and Grafka, Oliwia},
 volume={vol. 63},
 number={No 3},
 journal={Acta Geologica Polonica},
 howpublished={online},
 year={2013},
 publisher={Komitet Nauk Geologicznych PAN},
 publisher={Wydział Geologii UW},
 title={Organic geochemistry of Upper Carboniferous bituminous coals and clastic sediments from the Lublin Coal Basin},
 URL={http://www.journals.pan.pl/Content/81916/PDF/05gola.pdf},
 doi={10.2478/agp−2013−0018},
}