Marek Marcisz, Daniel Knapik, Daniela Ignacok, Malwina Ostrowska-Lach. "3D SOLUTIONS IN DOCUMENTATION OF GEOLOGICAL STRUCTURE OF HARD COAL DEPOSIT IN UPPER SILESIAN COAL BASIN (POLAND)." SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 17th International Multidisciplinary Scientific GeoConference SGEM2017, Informatics, Geoinformatics and Remote Sensing (2017): 761-768. https://doi.org/10.5593/sgem2017/21/s08.097