TY  - BOOK
AU  - Portnov Boris A
AU  -  Hare A Paul Ed.
TI  - Desert regions:  Population, migration and environment   
SN  - 3540657800
U1  - U421, N9 
PY  - 1999///
CY  - Berlin
PB  - Springer Verlag         
N1  - Bibliography chapterwise
ER  -