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Logical operator AND OR Field Seleccionar Identificador Título Tema Descripción Autor Fuente Editor Fecha Colaborador Derechos Relación Formato Idioma Tipo Cobertura Alternative Title Abstract Table Of Contents Date Available Date Created Date Accepted Date Copyrighted Date Submitted Date Issued Fecha de Modificación Date Valid Access Rights License Conforms To Has Format Has Part Has Version Is Format Of Is Part Of Is Referenced By Is Replaced By Is Required By Is Version Of References Replaces Requires Extent Medium Cita Bibliográfica Spatial Coverage Temporal Coverage Accrual Method Accrual Periodicity Accrual Policy Audience Instructional Method Provenance Rights Holder Audience Education Level Mediator Time Summary Standards Materials Death Date Occupation Biographical Text Bibliography Director Text Location Bit Rate/Frequency Productor Compresión Duración Physical Dimensions Email Body Local URL Transcription Original Format Tipo Seleccionar contiene no contiene es exactamente está vacío no está vacío starts with ends with Terms