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          ( ToC | LoT | Index | Glossary | Bibliography )*,

          ( ( (%divcomponent.mix;)+,
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          ( ToC | LoT | Index | Glossary | Bibliography )*
        )

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          ( ToC | LoT | Index | Glossary | Bibliography )*,

          ( ( (%divcomponent.mix;)+,
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          ( ToC | LoT | Index | Glossary | Bibliography )*
        )

Sect3 = ( Sect3Info?,
          ( Title, Subtitle?, TitleAbbrev? ),
          ( ToC | LoT | Index | Glossary | Bibliography )*,

          ( ( (%divcomponent.mix;)+,
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          ( ToC | LoT | Index | Glossary | Bibliography )*,
        )

Sect4 = ( Sect4Info?,
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          ( ToC | LoT | Index | Glossary | Bibliography )*,

          ( ( (%divcomponent.mix;)+,
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          ( ToC | LoT | Index | Glossary | Bibliography )*,
        )

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          ( ToC | LoT | Index | Glossary | Bibliography )*,

          ( ( (%divcomponent.mix;)+,
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          ( ToC | LoT | Index | Glossary | Bibliography )*,
        )