Program: HathiTrust Digital Library
- Publisher: Izdatelstvo na Bŭlgarskata akademii︠a︡ na naukite
- Print ISSN: 0204-9902
- Electronic ISSN:
- OCLC Number: 9877383
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
v.70-73 (1976/77-1981); v.74-78 (1982-84); v.76-78 1983-1984; v.79 (1985); v.79-81 1985-1992; v.80 (1992)
|
committed to retain | 2019-10-10 | HTDL |
|