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"The NASA Image Collection Visual Thesaurus."
Mark E. Rorvig, C. H. Turner, J. Moncada (1999)
- Mark E. Rorvig, C. H. Turner, J. Moncada:
The NASA Image Collection Visual Thesaurus. J. Am. Soc. Inf. Sci. 50(9): 794-798 (1999)
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