TY  - BOOK
AU  - Ulmschneider, Peter
AU  - 
TI  -  Intelligent life in the universe: principles and requirements behind its emergence
SN  - 9783540328360
U1  - 573.5 
PY  - 2006///
CY  - Berlin
PB  - Springer-Verlag
KW  - Life- Origin
KW  - Life- other planets
ER  -