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2 <!-- This DocBook file was created by LyX 2.4.0dev
3 See http://www.lyx.org/ for more information -->
4 <book xml:lang="en_US" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:m="http://www.w3.org/1998/Math/MathML" xmlns:xi="http://www.w3.org/2001/XInclude" version="5.2">
6 <title>Book title</title>
8 <personname>Book author</personname>
11 <author><personname>Book author group</personname></author>
13 <date>Book date</date>
15 <para>Book abstract. </para>
20 <title>Chapter</title>