↑ "An inspection of Table 1 reveals a nonrandom distribution of Male Northwest African types in the Italian peninsula, with at least a twofold increase over the Italian average estimate in three geographically close samples across the southern Apennine mountains (East Campania, Northwest Apulia, Lucera). When pooled together, these three Italian samples displayed a local frequency of 4.7%, significantly different from the North and the rest of South Italy (...). Arab presence is historically recorded in these areas following Frederick II’s relocation of Sicilian Arabs", ,Moors and Saracens in Europe estimating the medieval North African male legacy in southern Europe, Capelli et al., European Journal of Human Genetics, 21 January 2009
