8 non-extendible period until July 27, 2006, to submit their final written arguments on the preliminary objections and merits, reparations and costs. 45. On June 2, 2006, the State appointed Carlos Fernando Mesía Ramírez as deputy Agent. On June 19, 2006, the common intervenors stated that the latter “had not been designated deputy Agent when he was presented to [the Court] in this capacity,” and therefore asked the Court “to bear this fact in mind for any action it considered appropriate.” 46. On June 13, 2006, the Inter-American Commission advised that, due to circumstances beyond his control, the expert witness, Samuel Abad Yupanqui, would be unable to attend the hearing to which he had been convened and, therefore, asked the Court to allow him to forward his sworn statement. The President agreed to this request. 47. On May 26 and June 20, 2006, the common intervenors and the Commission, respectively, forwarded a copy of the sworn written statements made by the witnesses and expert witnesses (supra para. 44). On June 21, 2006, the State presented its comments on the sworn written statements made by the witnesses and expert witnesses proposed by the common intervenors. The same day, the Commission stated that it had no comments to make on these statements. On June 21 and 23, 2006, the State submitted its comments on the expert statement made before notary public (affidavit) by Paúl Noriega Torero and the testimonial statements forwarded by the common intervenors. 48. On June 21, 2006, the expert witness proposed by Peru presented, autonomously, her “technical, juridical, legal, economic and financial observations” on the expert statement made before notary public (affidavit) by Paúl Noriega Torero, expert witness proposed by the common intervenors. 49. On July 6, 2006, on the instructions of the Court, the Secretariat informed the parties that the brief mentioned in the preceding paragraph could not be admitted, because it was time-barred and, also, it did not refer to the purpose of the expert opinion requested by the President in the respective Order (supra para. 44), and had not been asked for by the Court. 50. On June 27, 2006, during its twenty-ninth special session, the Court held the public hearing on preliminary objections and merits, reparations and costs, at the seat of the Supreme Court of Justice of El Salvador, in San Salvador. There appeared: (a) for the Inter-American Commission: Florentín Meléndez, Commissioner, Santiago Canton, Executive Secretary, Víctor H. Madrigal Borloz, Juan Pablo Albán and Lilly Ching, advisers; (b) for the common intervenors: Javier Antonio Mujica Petit and Francisco Ercilio Moura, and (c) for the State of Peru: Julia Antonia Carmela Arnillas D'arrigo, Agent, and Carlos Fernando Mesía Ramírez, deputy Agent. The Court heard the final oral arguments of the parties. 51. On July 26 and 27, 2006, the State, the Commission, and the common intervenors, respectively, presented their final written arguments on the preliminary objections and merits, reparations and costs. The common intervenors attached documents as appendixes. 52. On August 2, 2006 the common intervenors forwarded “comments on the brief of June 21, 2006,” in which Peru submitted comments on the expert opinion