a signature to which the provisions of article 48 apply.

6. The document referred to in the previous paragraph shall be communicated to the Administrator as soon as possible after it is signed. The Administra­tor shall communicate it to the parties and deposit it with the registry of the district court; the provisions of article 50 shall apply accordingly.  The document shall be attached to the copies of the arbitral award to which it pertains.

7. If the arbitral tribunal denies the request for recti­fica­tion or correc­tion, it shall inform the parties in writing thereof through the intermediary of the Administra­tor.

8. In case of an interim arbitral award, the provisions of this article shall apply accordingly, it being understood that the request referred to in paragraphs (1) and (2) may be made no later than thirty days after receipt of the award.

Article 53 - Additional Award