Fact sheets English 01 Jun 1991 Fact Sheet No. 14: Contemporary Forms of Slavery (Archive) https://web.test.ohchr.un-icc.cloud/en/publications/fact-sheets/fact-sheet-no-14-contemporary-forms-slavery-archive
General comments and recommendations English 14 Dec 1990 E/1991/23: Committee on Economic, Social and Cultural Rights General Comment No. 3 https://web.test.ohchr.un-icc.cloud/en/documents/general-comments-and-recommendations/e199123-committee-economic-social-and-cultural