seismology  search
RT410-km discontinuity
 670-km discontinuity
 accelerograms
 accelerometers
 acoustical emissions
 acoustical properties
 acoustical waves
 aftershocks
 Airy waves
 amplitude
 amplitude distortion
 anelastic materials
 anelasticity
 anisotropy
 arrival time
 attenuation
 b
SNUsed for the discipline as a whole as well as topics pertaining to seismology.
Seismology (category)  search
SNSeismology, GeoRef category code 19, is one of thirty categories used to classify documents in GeoRef. Each reference in GeoRef is assigned one or more categories. Categories can be used, in addition to Terms, to refine searches (See List A.).