Sudan's Oil - which way does the wealth flow?

Conflict in Sudan revolves around oil. In this article and its links the BBC explore the issue of oil money and its impact on Sudan.

Sudan - conflict continues?

Conflict over oil continues to undermine the peace in south Sudan.

Check out this article and the links from the bottom of the page.

Who are the rebel groups?
http://news.bbc.co.uk/1/hi/world/africa/7039360.stm