By default, DITA2Go writes a DocBook book file with the DocBook chapter files included as entity references.
[DocBookOptions] ; WriteBookFile = Yes (default, write one file) or No ; Sets UseDOCTYPE and UseXMLRoot to No for the chapter entity files. WriteBookFile = No
See §26.3.1 Configuring entity information for DocBook XML.
To specify the name of the DocBook book file and title of the book:
[DocBookOptions] ; BookFileName = name to use for book file, with ext, default is ; extension .xml BookFileName = YourBookFileName.xml ; BookFileTitle = text of title for book, default is literally ; Your Book Title BookFileTitle = Your Book Title