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| 024 | _a75937 | ||
| 037 | _cTheses | ||
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_aCRL _cCRL _beng |
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| 041 |
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| 100 |
_aAggarwal Satish Kumar _9519852 |
||
| 110 |
_aUniversity of Delhi. Faculty of Science. Department of Physics and Astrophysics _9519374 |
||
| 245 | 0 | _aStudy of lower atmosphere using acoustic echo sounder in India | |
| 260 | _c1979 | ||
| 300 |
_a235p. _ap. _ccm. |
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| 650 | _aPHYSICS | ||
| 700 | _a Dr. S P Singh Gu. | ||
| 700 |
_aUniversity of Delhi. Faculty of Science. Department of Physics and Astrophysics _9519380 |
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| 999 |
_c875529 _d875529 |
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