Wyniki
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Basic scientific studies on management of mineral resources
Roman Ney
Acta Academiae Scientiarum Polonae , 1 /1-2 (1982) s. 13-26 -
The use of mineral resources in Poland
Roman Ney
Acta Academiae Scientiarum Polonae , 3 /1 (1984 (wyd. 1985-1986)) s. 3-48