TY  - BOOK
AU  - "Mishustin, E.N. & Shil-Nikova, U.K."
TI  - Biological Fixation of Atmospheric Nitrogen
U1  - 631.461.5   L1 
PY  - 0000///London
CY  - 1971
PB  - Macmillan & Co.Ltd.
ER  -