The effects of resource depletion on coal mining productivity
- Rodríguez, X.A.
- Arias, C.
ISSN: 0140-9883
Année de publication: 2008
Volumen: 30
Número: 2
Pages: 397-408
Type: Article
ISSN: 0140-9883
Année de publication: 2008
Volumen: 30
Número: 2
Pages: 397-408
Type: Article