ICT: Al-Gama'a al-Islamiyya (The Islamic Group, IG) - History, ideology and strategy, articles, links, updates and history of attacks. From The International Policy Institute for Counter-Terrorism, Israel. - http://www.ict.org.il/inter_ter/orgdet.cfm?orgid=12
FAS: al-Gama'at al-Islamiyya - Description, activities, strength, area of operation and external aid. Links to additional resources. From the Federation of American Scientists. USA. - http://www.fas.org/irp/world/para/ig.htm