Art. 824 of the Italian Civil Code civ. Said provisions specifics per the communication of the praise. In detail, the forecast from part of the said art. 824 cod. Proc. Civ. Of the communication via via letter registered letter is merely example, ED is admissible the communication via pec. in addition, the forecast of the art. 824 cod. proc. civ. about the attestation of comfort mity from part of the referees it is by intended like merely device and derogable with forecast of the power of certificate from part of the president, that can exercise such power c. On affix of digital signature qualified, which has the same effects of the subscription with signature manuscript in force of art. 20, co. 1-bis of the code of the administration digital.