The failure respect of the contradictory appeals all the times in the referee not it has allowed to all the parts the possibility of being listened, to form its free determination.
The recall made by the referees irritation in the praise a rules different from those the application is it was object discussion between the parts not integral violation of the principle of the contradictory, not compulsion rtando the introduction of a fact new, but returning in power of qualification legal of the case subjected by the exam of the court arbitration, in application of the principle iura novit curia.