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Catálogos de dados. Disseminação de dados. Metadados científicos. Z39.50Disseminação de dados científicos -um catálogo de dados para ajudar as organizações de pesquisa AbstractThe continuous scientific production in universities and research centers makes these Organizations produce and acquire great amount of data in short time, the development of data catalogues appears as solution to problems such as data (i) organization and (ii) management. In the scientific scope, the data catalogues are implemented with the standard for digital geospatial metadata, widely used in the in the scientific information cataloging. The objective of this paper is to present the access and storage characteristics of scientific metadata in database system to improve scientific data description and dissemination. The use of data catalogues by research organizations can be a way to promote and to facilitate the scientific data dissemination, to prevent the duplication of efforts in its attainment, as well as, to stimulate the reuse of the data collected, processed and stored.

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