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100   $a20181003d2018      ua             0
101 0 $aeng
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181   $ctxt$2rdacontent
182   $cc$2rdamedia
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200 10$aTritium deposition in precipitation in the continental United States,1953-2012 /$fby Robert L. Michel, Bryant C. Jurgens, and Megan B. Young ; National Water-Quality Program
210  1$aReston, Virginia :$cU.S. Department of the Interior, U.S. Geological Survey,$d2018.
215   $a1 online resource (iv, 11 pages) $ccolor illustrations, color maps
225 1 $aScientific investigations report ;$v2018-5086
320   $aIncludes bibliographical references (pages 9-11).
606   $aTritium
606   $aRadioactive tracers in water pollution research$zUnited States
606   $aPrecipitation (Meteorology)$zUnited States
606   $aPrecipitation (Meteorology)$2fast
606   $aRadioactive tracers in water pollution research$2fast
606   $aTritium$2fast
607   $aUnited States$2fast
608   $aOnline resources.
615  0$aTritium.
615  0$aRadioactive tracers in water pollution research
615  0$aPrecipitation (Meteorology)
615  7$aPrecipitation (Meteorology)
615  7$aRadioactive tracers in water pollution research.
615  7$aTritium.
700   $aMichel$b Robert L.$01382859
702   $aJurgens$b Bryant C.
702   $aYoung$b Megan B.
712 02$aGeological Survey (U.S.),
712 02$aNational Water-Quality Assessment Program (U.S.)
801  0$bGPO
801  1$bGPO
801  2$bMERUC
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996   $aTritium deposition in precipitation in the continental United States,1953-2012$93435521
997   $aUNINA