TY - JOUR A1 - Zimmermann, Andreas T1 - Article 27 Y1 - 2012 SN - 978-0-19-958015-6 ER - TY - JOUR A1 - Zimmermann, Andreas T1 - Abiding by and enforcing international humanitarian law in asymmetric warfare : the case of "operation cast lead" Y1 - 2012 SN - 0554-498x ER -