TY  - BOOK
AU  - Kratochwil, A. ed.
TI  - Biodiversity in ecosystems : principles and case studies of different complexity levels 
T2  - Tasks for vegetation science ; 34
SN  - 0-7923-5717-5
U1  - 333.95 23rd.
PY  - 1999///
CY  - Dordrecht 
PB  - Kluwer Academic Publishers
KW  - Biodiversity
ER  -