Lambert, P.-Y. 2000: ‘Remarks on Gaulish place-names in Ptolemy’, in
Parsons, D.N. and
Sims-Williams, P. (eds),
Ptolemy. Towards a Linguistic Atlas of the Earliest Celtic Place-Names of Europe (Papers from a workshop, sponsored by the British Academy, in the Department of Welsh, University of Wales, Aberystwyth, 11–12 April 1999),
Aberystwyth,
159–68
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