Secretary-General in message to Sao Tomé meeting, says strengthened security needed for Central Africa to fully develop enormous human, natural resources : [message (translated from French), to the 25th ministerial meeting of the United Nations Standing Committee on Security Questions in Central Africa, Sao Tomé, Sao Tomé and Principe, 17 May 2007] / [on behalf of the UN Secretary-General by the Chief of the Regional Disarmament Branch, Office for Disarmament Affairs]