Map of Congo in 1961 (Congo crisis)
dtv-Atlas Weltgeschichte. 2005. S. 546 f.
Young, Politics in the Congo. 1965.
Kalondji, Congo 1960. La sécession du Sud-Kasaï, la vérité du Mulopwe. 2005.
File:Congo 1961 map de.svg by User:Don-kun, and User:Uwe Dedering
Own work
Themightyquill