19/12/1963 | Doc. 1689 | Report Problems raised by population trends in Europe 30/09/1963 | Doc. 1676 | Report Commercial relations between member States of the Council of Europe and the countries and Eastern Europe 22/09/1961 | Doc. 1360 | Report Populations trends in Europe 20/09/1961 | Doc. 1354 | Report Conditions in Poland and the establishment of cultural links with the Polish people and with Polish refugees