24

Geochemical distribution of trace elements in Leao coal, Brazil

Year:
1992
Language:
english
File:
PDF, 482 KB
english, 1992
33

Pharmacological treatment of COPD – New evidence

Year:
2018
Language:
english
File:
PDF, 671 KB
english, 2018
41

Geochemical distribution of trace elements in coal: modelling and environmental aspects

Year:
1997
Language:
english
File:
PDF, 1.44 MB
english, 1997