FM2019 Volume and Chapter Numbering

How can paragraphs be autonumbered as per following style ?
StyleName   How it looks
Volume         Volume 1 [AAAA]
Chapter        Chapter 1 [AAAA]
H1                1.0 [AAAA]
H2                1.1 [AAAA]
H3                1.1.1 [AAAA]
Chapter        Chapter 2 [AAAA]
H1                2.0 [AAAA]
H2                2.1 [AAAA]
H3                2.1.1 [AAAA]

Volume         Volume 2
Chapter        Chapter 1 [AAAA]
H1                1.0 [AAAA]
H2                1.1 [AAAA]
H3                1.1.1 [AAAA]
Chapter        Chapter 2 [AAAA]
H1                2.0 [AAAA]
H2                2.1 [AAAA]
H3                2.1.1 [AAAA]

Ans:  The numbering in FrameMaker can be set under Paragraph Designer->Numbering. Format of  Numbering consists Building Blocks.

1.  <n+> is used for incremental numbering
2.  For nested numbering, <n><n+> can be used.
3. value of  n  can be reset , using Building Block < n=0> or <n=1> or  reset to any other value.
4.  strings such as Volume or Chapter can be appended ahead of numbering by simply updating so in Format Feild under Numbering 
5. More Resources : https://www.rockymountaintraining.com/adobe-framemaker-nested-list/