Latindex comprises three modules: 1. Directory: the online version contains detailed information of almost 17,000 journals from 30 countries. 2. Catalogue. A subset of the Directory, it contains a selection of journals that fulfill a series of international quality criteria. To date, more than 3,500 journals have been rated and included in this catalogue. 3. Electronic journals. Offers direct access to a growing collection of Iberoamerican online journals offering full text articles. Currently links to almost 3,000 titles.