Lithospheric keels, development

Pearson, D. G., Irvine, G. J., Carlson, R. W., Kopylova, M. G. Ionov, D. A. 2002. The development of lithospheric keels beneath the earliest continents time constraints using PGE and Re-Os isotope systematics. In Fowler, C. M. R., Ebinger, C. j. Hawkesworth, C. J. (ed.) The Early Earth Physical, Chemical and Biological Development. Geological Society, London, Special Publications, 199,65-90. 

The development of lithospheric keels beneath the earliest continents time constraints using PGE and Re-Os isotope systematics... 

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