Program: HathiTrust Digital Library
- Publisher: [Izd-vo na Bŭlgarskata akademii︠a︡ na naukite]
- Print ISSN: 0204-7209
- Electronic ISSN:
- OCLC Number: 2243164
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1974-1975,v.1-2; 1976,v.2; 1977-1986; yr.1986-87; 1987; YR.1988 no.1-3; 1988,no.1-4 inc.; 1988,no.2; 1989-1997; 1998-1999; 2001-2004
|
committed to retain | 2018-08-27 | HTDL |
|