Program: HathiTrust Digital Library
- Publisher: In-t problem upr
- Print ISSN: 0136-1759
- Electronic ISSN:
- OCLC Number: 8796029
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1976/1981:3-5 (lacks 1976; 1976/1981:4
|
committed to retain | 2009-12-05 | HTDL |
|