Andresen, S. <https://pure.iiasa.ac.at/view/iiasa/1124.html>  (1996).  Effectiveness and Implementation within the North Sea/North-East Atlantic Cooperation: Development, Status and Future Perspectives.    In:  The Effectiveness of Multilateral Environmental Agreements second publication-workshop proceedings and study reports.  pp. 60-82 Copenhagen, Denmark: Nordic Council of Ministers.  ISBN 92-9120-887-6