A chronological framework for the British Quaternary based on Bithynia opercula
PENKMAN, Kirsty E. H ; PREECE, Richard C ; BRIDGLAND, David R ; KEEN, David H ; MEIJER, Tom ; PARFITT, Simon A ; WHITE, Tom S ; COLLINS, Matthew J
Nature (London), 2011-08, Vol.476 (7361), p.446-449 [Periódico revisado por pares]London: Nature Publishing Group
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