CCPR/C/114/D/2143/2012 on Missing Persons of 2004, and having its investigators contact the authors as soon as possible to obtain the information that they can contribute to the investigation; (b) strengthening its efforts to bring to justice those responsible for Mr. Dovadžija’s disappearance without unnecessary delay, as required by the national war crimes strategy; (c) ensuring that the psychological rehabilitation and medical care necessary are provided to the authors for the psychological harm they have suffered (see paras. 7.4 and 9.1 above); and (d) providing effective reparation to the authors, including adequate compensation and appropriate measures of satisfaction. The State party is also under an obligation to prevent similar violations in the future and must ensure, in particular, that investigations into allegations of enforced disappearances and adequate measures of reparation are accessible to the families of missing persons. 14. Bearing in mind that by becoming a party to the Optional Protocol, the State party has recognized the competence of the Committee to determine whether there has been a violation of the Covenant and that, pursuant to article 2 of the Covenant, the State party has undertaken to ensure to all individuals within its territory and subject to its jurisdiction the rights recognized in the Covenant and to provide an effective remedy when it has been determined that a violation has occurred, the Committee wishes to receive from the State party, within 180 days, information about the measures taken to give effect to the present Views. The State party is also requested to publish the present Views and to have them widely disseminated in all three official languages of the State party. 17