Linked from
The 52 pages that link to Seismic wave, each with the reason it gives.
SeismometerNarrower topic: Seismometers detect the ground motion carried by these waves.
P wavesNarrower topic: P waves are one class of seismic wave.
SeismogramNarrower topic: Its arrival and passage create the characteristic waves in a seismogram.
Seismic magnitude scalesNarrower topic: Magnitude methods extract measurements from these waves.