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100   $a20140829d1991      ua             0
101 0 $aeng
135   $aurmn|||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aLinearized inversion of reflection traveltimes /$fby Myung W. Lee and Warren F. Agena
210  1$a[Reston, Va.] :$cU.S. Department of the Interior, U.S. Geological Survey,$d1991.
210  2$a[Washington, D.C.] :$cUnited States Government Printing Office.
215   $a1 online resource (iii, 21 pages) $cillustrations
225 1 $aU.S. Geological Survey Bulletin ;$v1965
300   $aTitle from title screen (viewed Aug. 20, 2014).
320   $aIncludes bibliographical references.
606   $aSeismic reflection method
606   $aSeismic traveltime inversion
606   $aSeismology$xMathematical models
606   $aSeismic reflection method$2fast
606   $aSeismic traveltime inversion$2fast
606   $aSeismology$xMathematical models$2fast
615  0$aSeismic reflection method.
615  0$aSeismic traveltime inversion.
615  0$aSeismology$xMathematical models.
615  7$aSeismic reflection method.
615  7$aSeismic traveltime inversion.
615  7$aSeismology$xMathematical models.
700   $aLee$b Myung W.$01381438
702   $aAgena$b W. F.
712 02$aGeological Survey (U.S.),
801  0$bCOP
801  1$bCOP
801  2$bOCLCO
801  2$bOCLCF
801  2$bGPO
906   $aBOOK
912   $a9910707351603321
996   $aLinearized inversion of reflection traveltimes$93538601
997   $aUNINA