TY  - BOOK
AU  - Elmerich, C. and others,
TI  - Biological Nitrogen Fixation for the 21st Century
SN  - 0792348346
U1  - 0-7923-4834-6 
PY  - 1998///
CY  - Dordrecht
PB  - Kluwer Academic Publishers
KW  - Biological Nitrogen
ER  -