Rapid exposure and loss estimates for the May 12, 2008 Mw 7.9 Wenchuan earthquake provided by the U.S. Geological Survey's PAGER system - Earle, P.S.; Wald, D.J.; Allen, T.I.; Jaiswal, K.; Porter, K.A.; Hearne, M.G. (World Conference on Earthquake Engineering, 2008)