NASA NTRS · 19940020686
NASA STI program database: Journal coverage (1990-1992)
Abstract
Data are given in tabular form on the extent of recent journal accessions (1990-1992) to the NASA Scientific and Technical Information (STI) Database. Journals are presented by country in two ways: first by an alphabetical listing; and second, by the decreasing number of citations extracted from these journals during this period. An appendix containing a statistical summary is included.
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1993-03-01. NASA STI program database: Journal coverage (1990-1992). https://ntrs.nasa.gov/citations/19940020686
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