000 | 00335nam a22000977a 4500 | ||
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100 | _aSoniya S R | ||
245 | _aDiffusion and exhalation of naturally occurring carcinogenic gasesfrom soil and building materials | ||
260 |
_aKollam: _bFatima Mata National College, _c2020. |
||
700 | _aDr.P J Jojo and Dr.Sunila Abraham | ||
942 |
_2ddc _cTH |
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999 |
_c741430 _d741430 |