Quick moment tensor solution for 6 April 2009, L’Aquila, Italy, earthquake

Kennett B (1983). Seismic Wave Propagation in Stratified Media. Cambridge University Press, Cambridge, 1–339.

Kennett B and Engdahl E R (1991). Travel times for global earthquake location and phase identification. Geophys J Int105: 429–465.

Liu C, Zhang Y, Xu L S and Chen Y T (2008). A new technique for moment tensor inversion with applications to the 2008 WenChuan MS8.0 earthquake sequence. Acta Seismologica Sinica21(4): 333–343.