"Situation and development of the press in Nigeria since 1859 — The position of journalists and legislation regarding the press — The appearance of the London press in 1948 — The changes as a whole — Relations between the state and the press before and after the revolution." (Jean-Marie Van Bol, Abdelfattah Fakhfakh: The use of mass media in the developing countries. Brussels: CIDESA, 1971 Nr. 85, topic code 110.31, 110.1)