Helium 4 and radon 222 concentrations in groundwater and soil gas as indicators of zones of fracture concentration in unexposed rock

Publisher: John Wiley & Sons Inc

E-ISSN: 2156-2202|93|B1|355-366

ISSN: 0148-0227

Source: Journal Of Geophysical Research, Vol.93, Iss.B1, 1988-01, pp. : 355-366

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Abstract