(1990). Spatial dynamics and ecological problems in highlands and high-latitude areas: Papers presented at the Symposium of the IGU-Subcommission Development in Highlands and High-Latitude Zones, Fribourg, Switzerland, 14th to 18th August 1989.
Chicago-Zitierstil (17. Ausg.)Spatial Dynamics and Ecological Problems in Highlands and High-latitude Areas: Papers Presented at the Symposium of the IGU-Subcommission Development in Highlands and High-Latitude Zones, Fribourg, Switzerland, 14th to 18th August 1989. Fribourg, 1990.
MLA-Zitierstil (9. Ausg.)Spatial Dynamics and Ecological Problems in Highlands and High-latitude Areas: Papers Presented at the Symposium of the IGU-Subcommission Development in Highlands and High-Latitude Zones, Fribourg, Switzerland, 14th to 18th August 1989. 1990.