References

 

Andersen, T. 2002. Correction of common lead in U-Pb analyses that do not report 204Pb. Chemical Geology 192, 59-79.

 

 

Ludwig, K.  2001. Isoplot/Ex, rev. 2.49. A Geochronological Toolkit for Microsoft Excel. Berkeley Geochronology Center, Special Publication No. 1a.

 

 

Stacey, J.S. and Kramers, J.D. 1975. Approximation of terrestrial lead isotope evolution by a two-stage model. Earth and Planetary Science Letters 26, 207-221.