CRC/C/ARG/CO/3-4 (i) Take steps to improve the system of juvenile justice, including through the enhancement of specialized juvenile courts, and ensure that the system has adequate human and financial resources to allow it to function properly; (j) Take the necessary steps to ensure that persons working with children in the justice system, juvenile judges, etc. receive appropriate and regular training; (k) Seek technical assistance and other cooperation from the United Nations Interagency Panel on Juvenile Justice, which includes the United Nations Office on Drugs and Crime, UNICEF, OHCHR and NGOs. Protection of witnesses and victims of crimes 81. The Committee also recommends that the State party ensure, through adequate legal provisions and regulations, that all child victims and/or witnesses of crimes, for example, child victims of abuse, domestic violence, sexual and economic exploitation, abduction, and trafficking and witnesses to such crimes, are provided with the protection required by the Convention and that the State Party take fully into account the United Nations Guidelines on Justice in Matters involving Child Victims and Witnesses of Crime (annexed to Economic and Social Council resolution 2005/20). 9. Follow-up and dissemination Follow-up 82. The Committee recommends that the State party take all appropriate measures to ensure that the present observations and recommendations are fully implemented, inter alia by transmitting them to the Head of State, heads and members of national and provincial parliaments, and the judiciary as well as to the heads of provincial governments and the city of Buenos Aires, for appropriate consideration and further action. Dissemination 83. The Committee further recommends that the combined third and fourth periodic report and written replies submitted by the State party and the related recommendations (concluding observations) adopted by the Committee (including those relating to the two Optional Protocols) be made widely available in the languages of the country, including (but not exclusively) through the Internet to the general public at large, civil society organizations, youth groups, professional groups, children and the media, in order to generate debate and awareness of the Convention, its implementation and monitoring. It further recommends that the Convention and its two Optional Protocols be translated into the languages of the indigenous populations. 10. Next report 84. The Committee invites the State party to submit its consolidated fifth and sixth periodic report by 2 July 2016. This report should not exceed 120 pages (see CRC/C/118). The Committee expects the State party to report every five years thereafter, as foreseen by the Committee. 85. The Committee also invites the State party to submit an updated core document in accordance with the requirements of the Common Core Document in the Harmonized 19