RDF Site Summary (RSS) 0.9 official DTD
収録刊行物
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- http://my.netscape.com/publish/formats/rss-0.9.dtd
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http://my.netscape.com/publish/formats/rss-0.9.dtd 1999
http://my.netscape.com/publish/formats/rss-0.9.dtd 1999