3 konverentsi; konverentsikogumikud:
1. Second conference on the Environmental Conventions and the Baltic States, Pärnu, Estonia, SEI-Tallinn.
2. Third conference on the Environmental Conventions and the Baltic States, Sagadi, Estonia, SEI-Tallinn.
3 konverentsi; konverentsikogumikud:
1. Second conference on the Environmental Conventions and the Baltic States, Pärnu, Estonia, SEI-Tallinn.
2. Third conference on the Environmental Conventions and the Baltic States, Sagadi, Estonia, SEI-Tallinn.