shortTitle = bibtex.getField(MSBIB+"shorttitle").toString();
if (bibtex.getField("note") != null)
comments = bibtex.getField("note").toString();
if (bibtex.getField("pages") != null)
pages = new PageNumbers(bibtex.getField("pages").toString());
if (bibtex.getField("volume") != null)
volume = bibtex.getField("volume").toString();
if (bibtex.getField(MSBIB+"numberofvolume") != null)