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ETSIVÄ catalogue
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  • When you enter more than one keyword, you can choose how the keywords should be connected (All words, Exact phrase, One or more of the words).
  • If you want to exclude words, click 'Add field' and enter the unwanted keyword(s) into the new field with selection 'Excluded keywords'.

Field type

  • Keywords: searches all fields related to the title (author, title, topic, etc.).
  • Title: searches for words that are anywhere in the title of the publication.
  • Subject: use words in either YSO or POLAS glossary.


  • The asterisk * replaces several characters, the ? character only replaces one.
  • You can use * and ? at the beginning, end, or middle of a word.
  • You can enter more than one keyword; in this case, select an operator to control how the words relate together.

Restricting the search

  • Selecting more than one item: Ctrl + mouse click.
  • Clearing an invalid selection: Ctrl + mouse click.
  • If you do not select any definitions, all materials will be searched.

Select media type

Here you can narrow down the search results in the following way. When searching:

  • printed dissertations of the Police University College, select: Dissertation
  • e-books, select: Electronic material
  • printed books, select: Book.