http://hrw.org/reports/2006/ij0606/
"looks beyond shrill debates about the concept and examines how it is working in practice. Based on interviews with judges, investigators, lawyers and officials in eight European countries, the report describes how some governments, including Britain, Denmark, Norway and the Netherlands, have created special war crimes units to conduct investigations across the globe."
PDF - http://hrw.org/reports/2006/ij0606/ij0606webwcover.pdf