Abstract

The problematics, context, concept and design trends of electronic books are discussed. The advantages and disadvantages of the electronic book versus the traditional one are analyzed. Finally, its impact in the ecology of book production, preservation and dissemination and in its [...]

Abstract

The main points of convergence and divergence between controlled indexing languages and ontologies, tools for knowledge organization and information retrieval in the semantic web, are described. Fundamental aspects of ontologies are presented, as well as the basic semantic and structural [...]