TY  - BOOK
AU  - x, x
AU  - Steffen,W.L.
TI  - Global IGBP Change report No.21: global change and terrestrial ecosystems
SN  - 022848015
U1  - 574.5264/G5621 
PY  - 1992///
CY  - Stockholm
PB  - IGBP
KW  - Land use
KW  - x
N1  - x
ER  -