Author Z. Grudziński
Coking coal prices forecasts up to 2010
Gospodarka Surowcami Mineralnymi – Mineral Resources Management 2006;22(Zeszyt specjalny 1):23–33
Analysis of relationships between the qualitative parameters of brown coal
Gospodarka Surowcami Mineralnymi – Mineral Resources Management 2008;24(4):5–18
Mercury emission and its content in hard and brown coal
Gospodarka Surowcami Mineralnymi – Mineral Resources Management 2008;24(3):271–288
State of the steam coal international markets
Gospodarka Surowcami Mineralnymi – Mineral Resources Management 2005;21(2):5–16
Steam coal prices - quality relationships on the world coal market
Gospodarka Surowcami Mineralnymi – Mineral Resources Management 1998;14(1):31–50
Price system for brown coal - proposal for sectors individuals solutions
Gospodarka Surowcami Mineralnymi – Mineral Resources Management 1999;15(2):37–55
Pricing formula for hard coal sold to power plants and CHP plants in Poland
Gospodarka Surowcami Mineralnymi – Mineral Resources Management 2004;20(4):115–125
World hard coal market
Gospodarka Surowcami Mineralnymi – Mineral Resources Management 2002;18(4):21–32