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Inżynieria Mineralna > 2019 > R. 21, nr 1/2 > 129--132
Archives of Mining Sciences > 2015 > Vol. 60, no. 1 > 123--141
AGH Journal of Mining and Geoengineering > 2012 > Vol. 36, no. 4 > 187-200
Inżynieria Mineralna > 2019 > R. 21, nr 1/2 > 129--132
Archives of Mining Sciences > 2015 > Vol. 60, no. 1 > 123--141
AGH Journal of Mining and Geoengineering > 2012 > Vol. 36, no. 4 > 187-200