A time that the will contractual of the parts it has received the forecasts of the specifications general, in the text in force at the moment in the contract is state concluded, the entire ratio is rectum, and it must be development second the relative discipline, the any changes changes izioni at which the entity must uniform the specific specifications and i own contracts without che esse can, in via direct, alter the regime pact, it is ess o substantial che procedural, like the one relative to competence of the judge ordinary in alternative a of the college arbitration, of the contracts in course.