BBC News: Separatist clashes intensify in Mindanao: The Philippines military says at least 80 people have been killed in an upsurge of fighting between government forces and separatist rebels.
Moro Islamic Liberation Front: A profile of the Islamic separatist movement in the Philippines.
Muslim separatism in the Philippines: Meaningful autonomy or endless war?: Survey article by Thomas M. McKenna on the conflict, its players and history.
Philippines Muslim separatist chief dies: Report from Al-Jazeera on the death of the leader of the Moro Islamic Liberation Front.