9 lines
260 B
DTD
9 lines
260 B
DTD
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<?xml version="1.0" encoding="UTF-8"?>
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<!ELEMENT authors (author*)>
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<!ELEMENT author (a_name,sex,email*)>
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<!ATTLIST author id ID #REQUIRED>
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<!ATTLIST author ISBN IDREFS #REQUIRED>
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<!ELEMENT a_name (#PCDATA)>
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<!ELEMENT sex (#PCDATA)>
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<!ELEMENT email (#PCDATA)>
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