A/HRC/19/2 exploitation, and human trafficking, and to bring the perpetrators to justice, to adopt and implement policies for the protection, social and psychosocial rehabilitation and reintegration of those children, and to adopt economic, social and educational strategies to address the problems of children working and/or living on the street; Refugee and internally displaced children 23. Also calls upon all States to comply with their obligations as assumed under relevant provisions of international law, and to protect refugee, asylum-seeking and internally displaced children, in particular those who are unaccompanied and who are particularly exposed to risks in connection with armed conflict and post-conflict situations, such as recruitment, sexual violence and exploitation; to pay particular attention to programmes for voluntary repatriation and, wherever possible, local integration and resettlement, to give priority to family tracing and reunification; and, where appropriate, to cooperate with international humanitarian and refugee organizations; Freedom from violence 24. Encourages States to implement the recommendations made in the United Nations study on violence against children,66 building upon the follow-up process promoted by the Special Representative of the Secretary-General on violence against children, urging them to prioritize prevention in order to address the serious incidence and long-term impact of all forms of violence against children perpetrated throughout the world, in their homes and families, in schools and other education centres, in care and justice systems, workplaces and in communities; 25. Notes with appreciation the consolidated partnerships promoted by the Special Representative of the Secretary-General on violence against children in coordination with national Governments, United Nations agencies, regional organizations, human rights bodies and mechanisms and representatives of civil society, and with the participation of children; 26. Calls upon all States and invites United Nations entities and agencies, regional organizations and civil society, including non-governmental organizations, to cooperate with the Special Representative of the Secretary-General on violence against children in promoting further implementation of the recommendations made in the United Nations study on violence against children, and encourages States to provide support to the Special Representative, including adequate and predictable financial support, for the continued, effective and independent performance of her mandate, as set out by the General Assembly in its resolution 62/141 of 18 December 2007, and invites the private sector to provide voluntary contributions for that purpose; 27. Calls upon States to take effective and appropriate legislative and other measures or, where they already exist, to strengthen legislation and policy to prohibit and eliminate all forms of violence against children in all settings; 28. Also calls upon States to take, as a matter of urgency, all appropriate measures to prevent, and to protect children from, torture and other cruel, inhuman or degrading treatment or punishment and from all forms of violence, including physical, mental and sexual violence, to tackle all forms of bullying, child abuse and exploitation, domestic violence and neglect, human trafficking and violence perpetrated by the police, other law enforcement authorities and employees and officials in detention centres or welfare institutions, including orphanages, giving priority to the gender dimension, and to address underlying causes through a systematic and comprehensive approach; 66 GE.13-14768 A/61/299. 109