Análisis y comparación de metadatos para la descripción de recursos electrónicos en línea

Comparative study of metadata for describing Internet-accessible documents. We analyze the peculiarities and difficulties of online electronic resources in their cataloging. Define and characterize the metadata describes and analyzes the various schemes. The comparison is made taking into account characteristics such as origin and purpose, structure and content of the description, complexity, syntax, contribution to international standardization, interoperability, extensibility, flexibility, maintenance, existing documentation, update and results obtained to date