TY  - BOOK
AU  - Proc. of the 4th Intl. symp. (1980)
AU  - Trudinger, P. A., ed.
AU  - Walter, M. R.
TI  - Biogeochemistry of ancient and modern enviroments
U1  - 574.52 
PY  - 1980///
PB  - Springer-Verlag
ER  -