| 000 | 00303nam a22000977a 4500 | ||
|---|---|---|---|
| 008 | 230620b |||||||| |||| 00| 0 eng d | ||
| 040 |
_aNational Science Library _cNational Science Library |
||
| 245 | _aInstitute of radio physics and electronics | ||
| 260 |
_buniversity of calcutta _c1965-66 |
||
| 942 | _cREP | ||
| 999 |
_c66307 _d66307 |
||