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Purtschert, R.
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Issue Date
Title
Author(s)
2005
Cosmogenic, radiogenic, and stable isotopic constraints on groundwater residence time in the Nubian Aquifer, Western Desert of Egypt
Abd-Allah, Ali
; Patterson, L.J.; Sturchio, N.C.; Kennedy, B.M.; Soest, C.; Sultan, M.; Tian Lu, Z.; Lehmann, B.; Purtschert, R.; El Alfy, Z.; El Kaliouby, B.
2004
One million year old groundwater in the Sahara revealed by krypton-81 and chlorine-36
Abd-Allah, Ali
; Sturchio, N.C.; Du, X.; Purtschert, R.; Lehmann, B.E.; Sultan, M.; Patterson, L.J.; Lu, Z. T.; Muller, P.; Bigler, T.; Bailey, K.
