In the judgment arbitral, if the parts not have determined in the compromise or in the clause taxiper the rules procedural from adopt, the referees are free regular the articulation of the procedure in the way that they consider more appropriate, and even . RSI from the prescriptions dictates from the code of ritual, with the only limit respect of the principle mandatory of the contradictory, place by art. 101 cod. proc. civ., the which, adapted to the procedure in front of the referees, must be more appropriately referred to at the moment of the . wear of the discussion, in way from allow to parts not only an adequate activity defensive for all the course of the procedure, albeit the closure of the investigation, but also the possibility of exercise on a plane of equality the faculties procedural they are attributed, and . So from assure - without che n n n n nale it is injured the other principle of the freedom of the forms, place by art. 816, co. 2 co. 3, cod. proc. c IV. - compliance of the rule audiatur et altera pars, second the precept mandatory of to which at quarter paragraph of the same provision.