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From: felix@AI.SRI.COM (Francois Felix INGRAND)
Newsgroups: comp.text
Subject: Looking for a tool to merge BibTeX file.
Message-ID: <4114@unix.SRI.COM>
Date: 2 Oct 89 18:05:22 GMT
Sender: news@unix.SRI.COM
Reply-To: felix@AI.SRI.COM (Francois Felix INGRAND)
Organization: SRI International, Menlo Park, CA
Lines: 5

The subject says it all.

Felix

PS: The tool can be a a program or a GNUemacs module, etc...