The concept of digital library is undergoing changes and new expositions of accelerated way. The use and objectives that we propose from a principle for this libraries will mark to the development and evolution of the same ones. The effort in the international scope that we presented/displayed here must like objective gather Literature of sciences of the documentation and computer science, and offer documents gratuitously following the philosophy of OAI (Open Archives Initiative). To create an electronic procedure of bibliographical exchange of information and documents between institutions, with the purpose of facilitating the access by electronic means to the last results of investigation in sciences of the documentation, is one of the possibilities that offer the new technologies to our discipline. For it a structure around two norms has been developed, one that establishes the principles and rules of collaboration between the participants, denominated Protocol of Guildford, and another one, ReDIF, that defines the format for the bibliographical description of electronic documents
