MEAN GRAD METHOD (MGM) FOR DISTINGUISHING INFORMATION OF CURRENT TECTONIC ACTIVITY FROM THERMAL RADIATION FIELD OF LAND SURFACE
CHEN Shun-yun, MA Jin, LIU Pei-xun, LIU Li-qiang, CHEN Guo-qiang
SEISMOLOGY AND EGOLOGY . 2005, (4): 661 -668 .