<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Watts, Joseph</style></author><author><style face="normal" font="default" size="100%">Sheehan, Oliver</style></author><author><style face="normal" font="default" size="100%">Atkinson, Quentin D.</style></author><author><style face="normal" font="default" size="100%">Bulbulia, Joseph</style></author><author><style face="normal" font="default" size="100%">Gray, Russell D.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Ritual Human Sacrifice Promoted and Sustained the Evolution of Stratified Societies</style></title><secondary-title><style face="normal" font="default" size="100%">Nature</style></secondary-title></titles><dates><year><style  face="normal" font="default" size="100%">2016</style></year></dates><volume><style face="normal" font="default" size="100%">532</style></volume><pages><style face="normal" font="default" size="100%">228-231</style></pages><language><style face="normal" font="default" size="100%">eng</style></language></record></records></xml>