A Y Chromosome Census of the British Isles Capelli et al. found that different parts of the British Isles have sharply different paternal histories. An article from Current Biology. http://www.current-biology.com/content/article/abstract?uid=PIIS0960982203003737 Current-biology.com~Site InfoWhoisTrace RouteRBL Check
Science Spectra: Why Y? Neil Bradman and Mark Thomas look at the Y chromosome in the study of human evolution, migration and prehistory. http://www.ucl.ac.uk/tcga/ScienceSpectra-pages/SciSpect-14-98.html Ucl.ac.uk~Site InfoWhoisTrace RouteRBL Check