China and surrounding regions - Ni, James Fu 1945-; York, James E; Cardwell, Richard K. (Ithaca, N.Y. : Cornell University Press, 1975)
Contiene Earthquakes of magnitud 60, Seismicity 1.177BC-1903AD, Seismicity 1904, feb. 1975.
Muestra signos convencionales.
Keywords: SISMOLOGIA; CHINA; MAPAS