相关规则
Nigeria
Practice Relating to Rule 15. The Principle of Precautions in Attack
Section D. Information required for deciding upon precautions in attack
Nigeria’s Military Manual (1994) provides: “The commander, through his intelligence network shall get information on the circumstance of the military relevancy of the zone, specifically protected zones or objects in his area of operations.” 
Nigeria, International Humanitarian Law (IHL), Directorate of Legal Services, Nigerian Army, 1994, p. 43, § 14.