Estes três artigos podem ser obtidos gratuitamente através do site americano de publicações médicas
http://www.pubmedcentral.nih.gov/
basta entrar com o termo Celtic
Toward a phylogenetic chronology of ancient Gaulish, Celtic, and Indo-European
Peter Forster and Alfred Toth
Proc Natl Acad Sci U S A. 2003 July 22; 100(15): 9079–9084. Published online 2003 July 1. doi: 10.1073/pnas.1331158100.
PMCID: PMC166441
| Abstract | Full Text | PDF–383K |
The Longue Durée of Genetic Ancestry: Multiple Genetic Marker Systems and Celtic Origins on the Atlantic Facade of Europe
Brian McEvoy, Martin Richards, Peter Forster, and Daniel G. Bradley
Am J Hum Genet. 2004 October; 75(4): 693–702. Published online 2004 August 12.
PMCID: PMC1182057
| Abstract | Full Text | PDF–391K |
From the Cover: Genetic evidence for different male and female roles during cultural transitions in the British Isles
James F. Wilson, Deborah A. Weiss, Martin Richards, Mark G. Thomas, Neil Bradman, and David B. Goldstein
Proc Natl Acad Sci U S A. 2001 April 24; 98(9): 5078–5083. Published online 2001 April 3. doi: 10.1073/pnas.071036898.
PMCID: PMC33166
| Abstract | Full Text | PDF–913K |