Action plan for the future of the Alps
1974
Nature conservation
A system for defining and classifying natural regions for purposes of conservation : a progress report
1973
Dasmann, Raymond Fredric |
Proposals for nature conservation in northern Greece : a report
1971
Hoffmann, Lukas |
Bauer, W. |
Müller, G. |
Bilan régional : Europe
1992
Synge, Hugh |
Regional reviews
1992
Síntesis de talleres
1992
Résumés des ateliers
1992
Workshop abstracts
1992