Program: HathiTrust Digital Library
- Publisher: Companhia de Pesquisa de Recursos Minerais
- Print ISSN: 0104-7922
- Electronic ISSN: 0104-7922
- OCLC Number: 33387915
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
no.1-6 1993-95; no.7 1996; no.8-9 1997; no.10-11 1998-99; NO.7 1996 SUPPL.
|
committed to retain | 2016-04-27 | HTDL |
|