Date of signature Date of receipt of the instrument of ratification or accession New Zealand b/ 14 January 1986 10 December 1989 Nicaragua 15 April 1985 Nigeria 28 July 1988 Norway b/ 4 February 1985 9 July 1986 Panama 22 February 1985 24 August 1987 Paraguay 23 October 1989 12 March 1990 Peru 29 May 1985 7 July 1988 State Philippines 18 June 1986 a/ Poland b/ 13 January 1986 26 July 1989 Portugal b/ 4 February 1985 9 February 1989 Republic of Korea 9 January 1995 a/ Republic of Moldova 28 November 1995 a/ Romania 18 December 1990 a/ Russian Federation b/ 10 December 1985 3 March 1987 Senegal 4 February 1985 21 August 1986 Seychelles Sierra Leone 5 May 1992 a/ 18 March 1985 Slovakia 29 May 1993 a/ Slovenia b/ 16 July 1993 a/ Somalia 24 January 1990 a/ South Africa 29 January 1993 Spain b/ 4 February 1985 Sri Lanka Sudan 21 October 1987 3 January 1994 a/ 4 June 1986 -45-