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    <itemref idref="chapter-01"/>
    <itemref idref="chapter-02"/>
    <itemref idref="chapter-03"/>
    <itemref idref="chapter-04"/>
    <itemref idref="chapter-05"/>
    <itemref idref="chapter-06"/>
    <itemref idref="chapter-07"/>
    <itemref idref="chapter-08"/>
    <itemref idref="chapter-09"/>
    <itemref idref="chapter-10"/>
    <itemref idref="chapter-11"/>
    <itemref idref="chapter-12"/>
    <itemref idref="chapter-13"/>
    <itemref idref="chapter-13"/>
    <itemref idref="chapter-14"/>
    <itemref idref="chapter-15"/>
    <itemref idref="chapter-16"/>
    <itemref idref="chapter-17"/>
    <itemref idref="chapter-17"/>
    <itemref idref="chapter-18"/>
    <itemref idref="chapter-19"/>
  </spine>
</package>
