Alan Berube, Jesus Leal Trujillo, Tao Ran, and Joseph Parilla: Global Metro Monitor. In: Brookings. 22. Januar 2015 (brookings.edu [abgerufen am 19. Juli 2018]).
E. A. Fergany: Estimation of Ground Motion at Damaged Area During 1992 Cairo Earthquake Using Empirical Green’s Function. In: Seismological Research Letters. Band80, Nr.3, 2009, S.1–22 (online [abgerufen am 25. April 2014]).