Book figure [[Book:OTRS 3.0 - Admin Manual/Chapter 5/3#Figure 5.16|Figure 5.16. Change Group relations for a Customer.]]
From open-support.info
A list of all pages that have property "Book figure" with value "[[Book:OTRS 3.0 - Admin Manual/Chapter 5/3#Figure 5.16|Figure 5.16. Change Group relations for a Customer.]]"