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Hi Jonathan, There is a PERL module by Mike Jewell which was written for this purpose: http://search.cpan.org/~mjewell/Biblio-Citation-Parser-1.10/ I am not using the code, so I can't comment on how well it may work for your purpose, but it's probably worth a look. -- Alberto > On 7/17/07, Jonathan Rochkind <[log in to unmask]> wrote: >> Does anyone have any decent open source code to parse a citation? I'm >> talking about a completely narrative citation like someone might >> cut-and-paste from a bibliography or web page. I realize there are a >> number of differnet formats this could be in (not to mention the human >> error problems that always occur from human entered free text)--but >> thinking about it, I suspect that with some work you could get something >> that worked reasonably well (if not perfect). So I'm wondering if anyone >> has donethis work. >> >> (One of the commerical legal product--I forget if it's Lexis or >> West--does this with legal citations--a more limited domain--quite >> well. I'm not sure if any of the commerical bibliographic citation >> management software does this?) >> >> The goal, as you can probably guess, is a box that the user can paste a >> citation into; make an OpenURL out of it; show the user where to get the >> citation. I'm pretty confident something useful could be created here, >> with enough time put into it. But saldy, it's probably more time than >> anyone has individually. Unless someone's done it already? >> >> Hopefully, >> Jonathan ******************************************************************** Dr. Alberto Accomazzi aaccomazzi(at)cfa harvard edu NASA Astrophysics Data System ads.harvard.edu Harvard-Smithsonian Center for Astrophysics www.cfa.harvard.edu 60 Garden St, MS 67, Cambridge, MA 02138, USA ********************************************************************