@misc{Grmela_Arnošt_Hydrochemical,
 author={Grmela, Arnošt and Rapantová, Nadʹa and Havelka, Josef and Jelínek, Petr},
 howpublished={online},
 publisher={Wydawnictwo Politechniki Śląskiej},
 language={eng},
 title={Hydrochemical changes in mine water after completing the mining and flooding of mines in the Petřvald area in the Czech part of the Upper Silesian Basin},
 type={artykuł},
 keywords={Politechnika Śląska, górnictwo, przemysł górniczy, technika górnicza},
}