Program: HathiTrust Digital Library
- Publisher: Izd-vo na Bŭlgarskata akademii︠a︡ na naukite
- Print ISSN: 0323-9268
- Electronic ISSN:
- OCLC Number: 2867339
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
v.1-2:2; v.1 1975; v.2:3-4; v.2 1976; v.1-3 1975-1977; v.3; v.4; v.4,no.1-2 1979; v.4,no.3-4 1979; v.4-5 1979-1980; v.5; v.6-7:1; v.6 1981; v.6-8 1981-1983; v.8 (1983); v.9; v.9-10 1984-1985; v.10; v.10 1985; v.11; v.11-12 1986-1987; v.12; v.13-14; v.13 1988; v.13-14 1988-1989; v.14 1989
|
committed to retain | 2018-08-30 | HTDL |
|