TY  - BOOK
AU  - Steffen W and others
TI  - Global change and the earth system:  A planet under   
T2  - Global Change The IGBP Series
SN  - 3540408002
U1  - U211:(G:55), P4 
PY  - 2004///
CY  - Berlin
PB  - Springer Verlas         
KW  - Geomorphology
ER  -