Program: HathiTrust Digital Library
- Publisher: Geographisches Institut der RWTH Aachen im Selbstverlag
- Print ISSN: 0587-4068
- Electronic ISSN:
- OCLC Number: 5424856
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
v.5-6 1969; v.7-9 1975; v.10-11 1976; v.12-13 1978-1979; v.15-16 1983-1984; v.17-18 1986
|
committed to retain | 2013-02-01 | HTDL |
|