2004-06-07 DTDからXML Schema もしくは RelaxNG への変換ツール memo Trang(James Clark) http://www.thaiopensource.com/relaxng/trang.html Sun RELAX NG Converter http://wwws.sun.com/software/xml/developers/relaxngconverter/ A Conversion Tool from DTD to XML Schema(Perl) http://www.w3.org/2000/04/schema_hack/