20 January 1966 | Publisher: Council of Europe | Document type: Multilateral Treaties/Agreements
3 June 1964 | Publisher: Council of Europe | Document type: Multilateral Treaties/Agreements
16 September 1963 | Publisher: Council of Europe | Document type: Multilateral Treaties/Agreements
6 May 1963 | Publisher: Council of Europe | Document type: Multilateral Treaties/Agreements
18 October 1961 | Publisher: Council of Europe | Document type: Multilateral Treaties/Agreements
3 September 1960 | Publisher: Council of Europe | Document type: Multilateral Treaties/Agreements
14 December 1959 | Publisher: Council of Europe | Document type: Multilateral Treaties/Agreements