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New! Kusu et al. #PEPSJpGU A record of the upper Olduvai geomagnetic polarity transition from a sediment core in... https://t.co/ls0VzrF4CO https://t.co/YfqcPwZBia
New! Kusu et al. #PEPSJpGU A record of the upper Olduvai geomagnetic polarity transition from a sediment core in... https://t.co/ls0VzrF4CO https://t.co/YfqcPwZBia