Code of Civil Procedure Article 474
The judgment of the court of third instance shall be based on oral argument, except where the court considers it unnecessary to conduct oral argument.The oral argument in the court of third instance shall be conducted by the attorneys appointed by the parties.The provisions of the first to the third paragraphs inclusive of Article 466-1, the first paragraph of Article 466-2 and Article 466-3 shall apply mutatis mutandis to the appointment of advocate by the appellee.