Program: HathiTrust Digital Library
- Publisher: Izd-vo na Bŭlgarskata akademii︠a︡ na naukite
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 2239173
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
v.1 1952; v.2-3 1955-1956; v.4 1957; v.5 1959; v.6 1959; v.7-9 1960-1963; v.10-12 1964-1967; v.13-15 1969-1970; v.16-17 1973-1974; v.18 1974
|
committed to retain | 2013-04-30 | HTDL |
|