3) Goto, T., K. Kajiwara and R. Tateishi, 1990, “Integration of Multi-Source Data for Land cover”, Proc. 11th. Asian Conference of remote Sensing. vol.II, G-7-1, G-7-6.
4) SDSD, 1986, “GLOBAL VEGETATION INDEX USER's GUIDE”, Satellite Data Service Division, National Climatic Data Center, NESDIS/NOAA.
5) Honda, Y. and S. Murai, 1990, “Vegetation Mapping using Global Vegetation Index”, Proc. ISPRS Comm. 4 Symp., 608-615.