http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Scientific Electronic Library Online citation index
SciELO Citation Index is a database index of open access journals covering research in Latin America, Spain, Portugal, the Caribbean and South Africa. Subjects covered include: Agricultural sciences; Applied social science; Biological sciences; Engineering; Exact and earth sciences; Health sciences; Linguistics, letters and arts; Mathematics; Physics; and Social sciences.
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