@article{justhis143,
          volume = {4},
          number = {1},
           month = {January},
          author = {Luc Keunings},
           title = {The Secret Police in Nineteenth-Century Brussels},
         journal = {Intelligence and National Security},
           pages = {59--85},
            year = {1989},
        keywords = {"Suret{\'e} de l'Etat" "State security" "staatsveiligheid" "police secr{\`e}te" "geheime politie" "secret police" espion spy spion "surveillance politique" "political oversight" "politiek toezicht" "police secr{\`e}te" "geheime politie" "secret police"

Bruxelles Brussels Brussel},
             url = {http://www.just-his.be/eprints/143/}
}