Le Bras, Stéphane: Tracking the ‘Enemy Within’: Alcoholisation of the Troops, Excesses in Military Order and the French Gendarmerie During the First World War, in: Campion, Jonas / López, Laurent / Payen, Guillaume (eds.): European Police Forces and Law Enforcement in the First World War (World Histories of Crime, Culture and Violence), Cham 2019 Palgrave Macmillan, pp. 45-64.