A/HRC/16/13 97.81. Adopt and implement fair and transparent measures for the sustainable return of members of the Serb minority (Poland); 97.82. Adopt domestic legislation on refugees in conformity with international standards in this field (Argentina); 97.83. Strengthen cooperation on the issue of refugees on the regional level, and focus on the most vulnerable groups or persons in the collective centres in order to find a just solution for them and close those centres (Bosnia and Herzegovina); 97.84. Continue ongoing efforts to ensure the return of refugees and Croatian displaced persons of Serb origin, to their home and the recovery of all of their rights; particularly with regard to their property, pension and social rights (Spain); 97.85. Continue its efforts in facilitating the return and reintegration of refugees and internally displaced Serbs and in further resolving all related issues1 (Slovakia); 97.86. Make efforts to resolve difficulties in repossessing property and acquiring citizenship for returnees, in order to ensure the successful integration of minorities into Croatian society (Republic of Korea). 98. The following recommendations will be examined by Croatia, which will provide responses in due course, but no later than the 16th session of the Human Rights Council, in March 2011: 98.1. Consider ratifying the International Convention on the Protection of the Rights of All Migrant Workers and Members of Their Families, in line with recommendation 1737 of 17 March 2006 adopted by the Parliamentary Assembly of the Council of Europe, to which Croatia is an active member (Algeria); 98.2. Ratify the International Convention on the Protection of the Rights of All Migrant Workers and Members of Their Families (Argentina; The former Yugoslav Republic of Macedonia); 98.3. Sign the International Convention on the Protection of the Rights of All Migrant Workers and Members of Their Families (Turkey); 98.4. Sign and ratify the Optional Protocol to the International Covenant on Economic, Social and Cultural Rights, and ratify the International Convention for the Protection of All Persons from Enforced Disappearance (Spain); 98.5. Follow up with their valuable work on human rights issues by ratifying the Optional Protocol to the International Covenant on Economic, Social and Cultural Rights, the International Convention for the Protection of All Persons from Enforced Disappearance, and the 1961 Convention on the Reduction of Statelessness, and by accepting recommendations made by the Human Rights Council mechanisms (Hungary); 1 20 The recommendation as made during the interactive dialogue was: “Continue its efforts in facilitating the return and reintegration of refugees and internally displaced Serbs, with particular focus on their legitimate housing rights”.