000 00502 a2200133 4500
008 141010b2008 xxu||||| |||| 00| 0 eng d
022 _a00368512
245 _aNational Geophysical Research Institute /
260 _cJuly 2008
300 _app. 23-27.
440 _aSCIENCE REPORTER
_vVol. 45, No. 7,
650 _aNATIONAL GEOPHYSICAL RESEARCH INSTITUTE
856 _uhttp://www.niscair.res.in/ScienceCommunication/sci.asp?a=topframe.htm&b=leftcon.asp&c=Popularization%20of%20Science/scirep0.asp&d=test7
999 _c16525
_d16525