Program: HathiTrust Digital Library
- Publisher: Bŭlgarska akademii︠a︡ na naukite
- Print ISSN: 0068-3736
- Electronic ISSN:
- OCLC Number: 2702322
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
v.1-3 1960-62; v.4-6 1963-65; v.19-20
|
committed to retain | 2018-01-12 | HTDL |
|