%0 Journal Article %T On the measurement of seismic traveltime changes in the time–frequency domain with wavelet cross-spectrum analysis %A Mao,, Shujuan %A Mordret,, Aurélien %A Campillo,, Michel %A Fang,, Hongjian %A van der Hilst, Robert, D %J Geophysical Journal International %V 221 %N 1 %@ 0956-540X %D 2020-04-01 %I The Royal Astronomical Society %~ DeepDyve