TY  - BOOK
AU  - Schenck P A Ed.
AU  -  Havenaar I Ed.
ED  - International meeting on organic chemistry 4th (1968 : Amsterdam)
TI  - Proceeding on advances in organic geochemistry
U1  - H:E:5p1:N68, K9;2 
PY  - 1969///
CY  - Oxford
PB  - Pergamon Press        
KW  - Geochemistry
N1  - Appendix 273-289p
ER  -