Leuven manual on the international law applicable to peace operations : prepared by an international group of experts at the invitation of the International Society for Military Law and the Law of War - Gill, Terry, 1952-; Fleck, Dieter, 1964-; Boothby, William H.; Vanheusden, Alfons; Benatar, Marco; Jorritsma, Remy (Cambridge University Press, 2017)