Проблемы математической физики Спектральная теория
| Corporate Author: | |
|---|---|
| Format: | Book |
| Language: | Undetermined |
| Published: |
Л
ЛГУ
1971
|
| Corporate Author: | |
|---|---|
| Format: | Book |
| Language: | Undetermined |
| Published: |
Л
ЛГУ
1971
|