R.A.F. Ixer.1994. Does ore petrography have a practical role in the finger printing of rocks? In: Stories in Stone. Lithic Studies Occasional Paper No. 4. Proceedings 10th Anniversary Conference. Oxford 1993. N. Ashton and A. David (eds.), Lithic Studies Society, 10-23.

R.A.Ixer. 1996 Ore petrography and archaeological provenance. Feature Mineralogical Society Bulletin 17-19

R.V.Davies and R.A.Ixer (eds.) (in prep). Petrographic Atlas of Major Axe Groups from Britain and Ireland. Trust for Implement Petrology.

R.A. Ixer. 2001. Foundered or founded on rock- a future for Welsh Provenance Studies. In: Towards a Research Agenda for Welsh Archaeology. C.S.Briggs (ed). BAR British Series 343, 213 - 219.

R.A. Ixer, O. Williams-Thorpe, R. E. Bevins & A.D. Chambers. 2004. A comparison between 'total petrography' and geochemistry using portable X-ray fluorescence as provenancing tools for some Midlands axe-heads. In: Elizabeth A. Walker, Francis Wenban-Smith & Frances Healy (eds). Lithics in Action: Papers from the conference, Lithic Studies in the Year 2000. Lithic Studies Society Occasional Paper 8. Oxbow Books. Oxford. 105-115.