IODP SEDIS - Thesaurus -

hydrocarbon indicators
BT	geophysical methods
	.seismic methods
	..hydrocarbon indicators
UF	direct hydrocarbon indicators
RT	geophysical surveys
	AVO methods
	petroleum exploration
	bottom-simulating reflectors
	indicators
	seismic stratigraphy
SN	Before 1993, also search bright spots. For surveys, also index geophysical surveys and specific method. Added to Thesaurus in 1993.