Ganse, Robert A. and Nelson, John B. (1981) Catalog of Significant Earthquakes 2000 BC - 1979 Including Quantitative Casualties and Damage (NOAA/NGDC Report SE-27), World Data Center A for Solid Earth Geophysics, U.S. Dept. of Commerce, National Oceanic and Atmospheric Administration, Environmental Data and Information Service, Boulder, Colorado, OCLC7695380
Walford, Cornelius (1879) The famines of the world: past and present London, page 55, OCLC38724391