Digital Library of the Silesian University of Technology contains 73 742 digital objects
Search for: [Title = "Maintenance of roadway 20A in coal bed 405\/3 in the conditions of natural hazards of coal mine \"Knurów\-Szczygłowice\" Section Knurów"]
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Gołuch, Piotr Wardas, Aleksander Bobek, Roland Śledź, Tomasz Mąka, Bernard Ratajczak, Adam
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