^Megawati, K.; Wong W.T.; Chan L.S.; Chandler A.M. & Chan Y.W. (2004).
"Simulation of Distant Earthquakes Affecting Hong Kong"(PDF). 3rd International Conference on Continental Earthquakes, Beijing, China, 12–14 July 2004. Hong Kong Observatory. Archived from
the original(PDF) on 5 March 2012. Retrieved 7 November 2011.
^Megawati, K.; Wong W.T.; Chan L.S.; Chandler A.M. & Chan Y.W. (2004).
"Simulation of Distant Earthquakes Affecting Hong Kong"(PDF). 3rd International Conference on Continental Earthquakes, Beijing, China, 12–14 July 2004. Hong Kong Observatory. Archived from
the original(PDF) on 5 March 2012. Retrieved 7 November 2011.