[4] Wang Y, Huang J F, Wang X E. International Journal of Remote Sensing, 2009, 30(17): 4493.
[6] Thenkabaila Prasad S, Enclonab Eden A, Ashton Mark S. Remote Sensing of Environment, 2004, 90: 23.
[8] Tsai F, Philpot W. Remote Sensing of Environment, 1998, 66: 41.
[12] Bacoura C, Jacquemoud S, Tourbier Y M, et al. Remote Sensing of Environment, 2002, 79: 72.