1 Subjects: “...;Adagir;Public Relations;United States;Soviet Union;Urban Planning;Environmental Disaster;Environmental...”

2 Subjects: “...Soviet Union...”

3 Subjects: “...European Union...”

4 Subjects: “...European Union...”

5 Subjects: “...European Union...”

6 Subjects: “...European Union...”

7 Subjects: “...European Union...”

8 Subjects: “...European Union...”

9 Subjects: “...union...”