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Browsing by Subject hard coal mining

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28-Mar-2017Planning of hard coal underground mining operations in the aspect of GIS toolsМелімака, Р.; Сікора, П.; Mielimąka, R.; Sikora, P.; Сілезький технологічний університет у Глівіце; Silesian University of TechnologyArticle28-Mar-2017Planning of hard coal underground mining operations in the aspect of GIS toolsМелімака, Р.; Сікора, П.; Mielimąka, R.; Sikora, P.