"Role of the press in industrialisation, with critical comments and an account of the situation as regards advertising — The government, as the chief source of advertising material, mainly support the newspapers with large circulations; control of circulation since 1948 and increase in advertising as from 1950-1951." (Jean-Marie Van Bol, Abdelfattah Fakhfakh: The use of mass media in the developing countries. Brussels: CIDESA, 1971 Nr. 2342, topic code 110.1, 110.6)