Program: HathiTrust Digital Library
- Publisher: Astronomischen Instituts der Ruhr-Universität Bochum
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 4432625
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
Materials | Archive Action | Date of Action | Program | Status/Note |
---|---|---|---|---|
no.1-3 1968-1975
|
committed to retain | 2010-02-19 | HTDL |
|