The referee+irrital,+which+instrument+of+resolution+of the+controversies+centered+on the custody+a+third+of the+task+of+search+a+composition+friendly+attributable+to+will à+of the+parts,+has+nature+negotiating+and,+therefore,+the relative+praise+is+challengeable+only+for+vices+of the+will+negotiale+(error,+malice+or+violence)+or+per+inability of+parts+or+referees.