1. Avi-Yonah M (1976) The Jews of Palestine. A political history from the Bar Kokhba war to the Arab conquest. Blackwell, Oxford, pp 19, 241
2. Beckett JC (1966) A short history of Ireland. Hutchinson University Library, London, p 145
3. Bjarnason O, Bjarnason V, Edwards JH, Fridriksson S, Magnusson M, Mourant AE, Tills D (1973) The blood groups of Icelanders. Hum Genet 361:425?458
4. Caplan N (1978) Palestine Jewry and the Arab question 1917?1925. Frank Cass, Totowa, pp 6?7
5. Carmelli D, Cavalli-Sforza LL (1979) The genetic origin of the pool: a multivariate approach. Hum Biol 51:41?61