Was Sadiman volcano a source for the Laetoli Footprint Tuff?

Journal of human evolution

PubMedID: 21470659

Zaitsev AN, Wenzel T, Spratt J, Williams TC, Strekopytov S, Sharygin VV, Petrov SV, Golovina TA, Zaitseva EO, Markl G. Was Sadiman volcano a source for the Laetoli Footprint Tuff?. J Hum Evol. 2011;61(1):121-4.
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