Program: HathiTrust Digital Library
- Publisher: Universidad Nacional Autónoma de México, Instituto de Geofísica, Departamento de Geomagnetismo
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 27733734
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
Materials | Archive Action | Date of Action | Program | Status/Note |
---|---|---|---|---|
1973
|
committed to retain | 2016-04-24 | HTDL |
|