Fundamental Conditions of Slope Spectrum Abstraction and Application
WANG Chun, TANG Guo-An, LI Fa-Yuan, YANG Xin, GE Shan-Shan
SCIENTIA GEOGRAPHICA SINICA . 2007, (4): 587 -592 .  DOI: 10.13249/j.cnki.sgs.2007.04.587