To get the expected sort order, right-click in the bibliography and Edit index
.
The Type
tab which opens with dialog only defines the language for the sort.
Entries can be sorted on a variety of ways (author, title, year, …). The criteria are in the Entries
tab. By default, Sort by Document position is selected. Change for Content and tell Writer which Sort keys to use and sort direction (ascending or descending). Up to 3 keys can be specified.
The sort criteria can also be defined when the bibliography is initially created.
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