Hello,

Sorry to arrive late on this. Did you try the recently uploaded "bibtex" package. It reads a bibtex file into an R list (of class citationList).

So for example : if your posted example lives in biblio.bib for example, you can read it like this :

> bib <- read.bib( "biblio.bib" )
> sapply( bib[[1]], function(item) item$title )
[1] "Adsorption and Diffusion of VO<sup>2+</sup> and\nVO<sub>2</sub> <sup>+</sup>\n\tacross Cation Membrane for All-Vanadium Redox Flow Battery" [2] "Modification of Daramic, microporous separator, for redox\nflow battery\n\tapplications"

Romain

On 12/11/2009 03:41 PM, Schwan wrote:

They are in Bibtex

For example:

"@ARTICLE{adsdifvanadiumcationexchange,
   author = {Jin-qing Chen and Bao-guo Wang and Ji-chu Yang},
   title = {Adsorption and Diffusion of VO<sup>2+</sup>  and
VO<sub>2</sub>  <sup>+</sup>
        across Cation Membrane for All-Vanadium Redox Flow Battery},
   journal = {Solvent Extraction and Ion Exchange},
   year = {2009},
   volume = {27},
   pages = {312--327},
   number = {2},
   abstract = {A method based on a selectivity coefficient and the
Nernst-Planck
        equation is proposed to determine diffusion coefficients of vanadium
        ions across a cation exchange membrane in VO<sup>2+</sup>/H<sup>+</sup>
        and VO<sub>2</sub>  <sup>+</sup>/H<sup>+</sup>  systems. This simplified
        method can be applied to high concentrations of vanadium ions. Three
        cation exchange membranes were studied. The logarithmic value of
        the selectivity coefficient was linearly dependent on the molar
fraction
        of vanadium ions in solution. The diffusion coefficient of vanadium
        ions decreased with decreasing water content. The membrane with the
        lowest diffusion coefficient was selected as a battery separator
        and showed the lowest capacity loss of the studied membranes.},
   issn = {0736-6299},
   publisher = {Taylor \&  Francis},
   url = {http://www.informaworld.com/10.1080/07366290802674614}
}

@ARTICLE{Chieng1992,
   author = {Chieng, S.C. and Kazacos, M. and Skyllas-Kazacos, M.},
   title = {Modification of Daramic, microporous separator, for redox
flow battery
        applications},
   journal = {Journal of Membrane Science},
   year = {1992},
   volume = {75},
   pages = {81--91},
   number = {1-2},
   month = dec,
   issn = {0376-7388},
   keywords = {Daramic, microporous separator, redox flow cell and
battery},
   owner = {schwan},
   timestamp = {2009.11.30},
   url =
{http://www.sciencedirect.com/science/article/B6TGK-43S71CR-7K/2/06f90d391c0eff0ff5df3f282ad5fe28}
}"



On Fri, 2009-12-11 at 15:37 +0100, Gustaf Rydevik wrote:


On Fri, Dec 11, 2009 at 3:04 PM, Schwan<s.s.hosse...@utwente.nl>
wrote:
         Thanks, but how should I put the citation inside a data frame?

         data.frame(first txt file, second txt file...)
         plot (what should I insert here????) type="p"

         And how should I load the txt files anyway inside the frame?




Can you give an example of a couple of text files? Are they in a
standardised format (i.e. bibTEX or similar)?


/Gustaf

--
Gustaf Rydevik, M.Sci.
tel: +46(0)703 051 451
address:Essingetorget 40,112 66 Stockholm, SE
skype:gustaf_rydevik




--
Romain Francois
Professional R Enthusiast
+33(0) 6 28 91 30 30
http://romainfrancois.blog.free.fr
|- http://tr.im/HlX9 : new package : bibtex
|- http://tr.im/Gq7i : ohloh
`- http://tr.im/FtUu : new package : highlight

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