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From: nsb@THUMPER.BELLCORE.COM (Nathaniel Borenstein)
Newsgroups: comp.soft-sys.andrew
Subject: Re: User query management systems
Message-ID: <8azr2j_0M2YtE5O4Vm@thumper.bellcore.com>
Date: 25 Sep 90 14:58:55 GMT
References: <Added.0azoH6W00UkTA3jk8N@andrew.cmu.edu>
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Chris Thyberg and I have written a paper that answers your question in
great detail.  It will be appearing in a forthcoming special issue (on
the topic of CSCW) of the International Journal of Man-Machine Studies. 
If you want to send me your physical address, I can send you a preprint.
 -- Nathaniel