DTD xml code
Help DTD xml.docx
please note these additional restrictions carefully:
· There must be one or more articles in a valid document.
· All articles must have a title.
· Article ids must be unique throughout the document.
· All articles must have at least one author.
· Urls must have an href attribute and can contain no child nodes of any kind
Second part,
hw3.xml
Philbert von Cookie Alice Brockman Pedro Smith Journal of Computational Metaphysics 3 7 04/11/2006 Sally Piper Philbert von Cookie Journal of Computational Metaphysics 1 2 05/25/2002 Lawrence Yinglefoo Marvelous Markup Magic 3 9 11/12/1999 Allison Peony Robert Zephyr Sally Piper Journal of Nefarious Artificial Intelligence 05/25/2006 Gerald Quinoa P. von Cookie Marvelous Markup Magic 13 3 03/14/2013 Robert Zephyr Leonard Powers Journal of Nefarious Artificial Intelligence 05/25/2011