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Date: 1999-10-01 15:40:22Academic publishing Academia Dale Purves Mark Mattson Proceedings of the National Academy of Sciences of the United States of America United States National Academy of Sciences Publishing | Essays of an Information Scientist, Vol:10, p.256, 1987 Current Contents, #37, p.3, September 14, 1987 CuwremAdd to Reading ListSource URL: www.garfield.library.upenn.eduDownload Document from Source WebsiteFile Size: 551,08 KBShare Document on Facebook |