@Article{vanwijk11,
  author = 	 {K. van Wijk and T. D. Mikesell and V. Schulte-Pelkum and J. Stachnik},
  title = 	 {Estimating the Rayleigh-wave impulse response between seismic stations with the cross terms of the Green tensor},
  journal = 	 {Geophys. Res. Lett.},
  year = 	 2011,
  key = 	 {doi:10.1029/2011GL047442},
  volume = 	 38,
  pages = 	 {L16301}}