Sustainable Extraction and Processing of Raw Materials Journal | University of Mining and Geology “St. Ivan Rilskiâ€
| Materiálatiipa: | Elektrovnnalaš Áigečála |
|---|---|
| Giella: | eaŋgalasgiella |
| Almmustuhtton: |
Cambridge University Press
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| Liŋkkat: | Full text available on Research4Life (HINARI,AGORA,OARE,ARDI & GOALI) |