8 (a) The Committee established under article 8, paragraph 1, of this Convention shall receive copies of the petitions from, and submit expressions of opinion and recommendations on these petitions to, the bodies of the United Nations which deal with matters directly related to the principles and objectives of this Convention in their consideration of petitions from the inhabitants of Trust and Non-Self-Governing Territories and all other territories to which General Assembly resolution 1514 (XV) applies, relating to matters covered by this Convention which are before these bodies; (b) The Committee shall receive from the competent bodies of the United Nations copies of the reports concerning the legislative, judicial, administrative or other measures directly related to the principles and objectives of this Convention applied by the administering Powers within the Territories mentioned in subparagraph (a) of this paragraph, and shall express opinions and make recommendations to these bodies. 3. The Committee shall include in its report to the General Assembly a summary of the petitions and reports it has received from United Nations bodies, and the expressions of opinion and recommendations of the Committee relating to the said petitions and reports. 4. The Committee shall request from the Secretary-General of the United Nations all information relevant to the objectives of this Convention and available to him regarding the Territories mentioned in paragraph 2 (a) of this article. Article 16 The provisions of this Convention concerning the settlement of disputes or complaints shall be applied without prejudice to other procedures for settling disputes or complaints in the field of discrimination laid down in the constituent instruments of, or conventions adopted by, the United Nations and its specialized agencies, and shall not prevent the States Parties from having recourse to other procedures for settling a dispute in accordance with general or special international agreements in force between them. PART III Article 17 1. This Convention is open for signature by any State Member of the United Nations or member of any of its specialized agencies, by any State Party to the Statute of the International Court of Justice, and by any other State which has been invited by the General Assembly of the United Nations to become a Party to this Convention. 2. This Convention is subject to ratification. Instruments of ratification shall be deposited with the Secretary-General of the United Nations. Article 18 1. This Convention shall be open to accession by any State referred to in article 17, paragraph 1, of the Convention. 2. Accession shall be effected by the deposit of an instrument of accession with the Secretary-General of the United Nations. Article 19 1. This Convention shall enter into force on the thirtieth day after the date of the deposit with the Secretary-General of the United Nations of the twenty-seventh instrument of ratification or instrument of accession. 2. For each State ratifying this Convention or acceding to it after the deposit of the twenty-seventh instrument of ratification or instrument of accession, the Convention shall enter into force on the thirtieth day after the date of the deposit of its own instrument of ratification or instrument of accession. Article 20