[1] Koba reportedly served as the publication director of Bangui-Match magazine in 1974 and attended the boxing match between George Foreman vs. Muhammad Ali in Kinshasa.
[3] In 1977, Koba was part of the Central African Empire imperial court's special representative on specific missions.
[1] During Patasse's presidency, Koba served as the ambassador of the Central African Republic to the United States from 19 September 1994 to February 2001.
[4] As CAR's permanent representative to the UN, he called for the extension of Interim Monitoring Mission for the Bangui Agreements during the 1997 UN General Assembly.
[6] His son, Jean Baptiste Koba, is a Central African politician and was elected as the president of MESAN party in 2011.