The European Bibliography of Slavic and East European Studies (EBSEES) - 1991-2007

The European Bibliography of Slavic and East European Studies (EBSEES) collects books, journal articles, reviews and dissertations from Eastern Europe (former countries of Eastern Bloc) which were published in Belgium, Germany, Finland, France, Great Britain, the Netherlands, Austria and Switzerland from 1991 to 2007. The segment "Literature" and "Culture" of the European Bibliography of Slavic and East European Studies contains 18.000 bibliographic entries (from the total asset of 85.000). More information can be found here.

Your search for Leurdijk, D.A. provides 3 hits
1	De rol van de Verenigde Naties in de kwestie-Joegoslavië (The UN's role in the Yugoslav question) Leurdijk, D.A., in: Internationale Spectator, 46(3), 1992, p. 157-62
2	The United Nations and NATO in Former Yugoslavia, 1991-1996. Limits to diplomacy and force Leurdijk, D.A., Den Haag, Clingendael, 1996, xv+152 p
3	Kosovo: van crisis tot crisis Leurdijk, D.A., Den Haag, Instituut Clingendael, 1999, 110 p

The European Bibliography of Slavic and East European Studies (EBSEES) - 1991-2007

De rol van de Verenigde Naties in de kwestie-Joegoslavië (The UN's role in the Yugoslav question)

The United Nations and NATO in Former Yugoslavia, 1991-1996. Limits to diplomacy and force

Kosovo: van crisis tot crisis