Реферативный бюллетень болгарской научной литературы Математические и физические науки
| Format: | Book |
|---|---|
| Language: | Undetermined |
| Published: |
София
1980
|
| Physical Description: | 39 |
|---|
| Format: | Book |
|---|---|
| Language: | Undetermined |
| Published: |
София
1980
|
| Physical Description: | 39 |
|---|