Meeting of Experts Representing the Participating States of the Conference on Security and Co-operation in Europe, Foreseen by the Concluding Document of the Belgrade Meeting 1977 to Consider, within the Framework of the Mediterranean Chapter of the Final Act, the Possibilities and Means of Promoting Concrete Initiatives for Mutually Beneficial Co-operation Concerning Various Economic, Scientific and Cultural Fields, in Addition to Other Initiatives Relating to the above Subjects already under Way (1979 : Valletta)