Identification and Contact

The title of each Content Document identifies its content.

Rule 015

The registration number issued to companies or organizations after the registration procedures in force in their country is indicated.

Rule 016

The numeric book indicates the permissions and restrictions attached to the exploitation of the data it contains

Rule 017

If the digital book establishes one or more standards or references, a link is offered to each of them.

Rule 021

The digital book indicates the address of the publishing house

Rule 019