Program: HathiTrust Digital Library
- Publisher: Ministério da Indústria e Energia, Secretaria de Estado da Indústria, Instituto Geológico e Mineiro
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 34316352
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
no.30-31 1991, 1995; no.31 1995; no.32 1995; no.32-33 1995, 1997; no.33 1997; v.31-32; v.33
|
committed to retain | 2017-02-16 | HTDL |
|