共 84 条
[1]
[Anonymous], SCALING PHYSL PROCES
[2]
[Anonymous], 1990, LAND DEGRAD DEV
[3]
[Anonymous], HUMAN ACTIVITY ENV C
[4]
[Anonymous], 1992, UN C ENV DEV
[5]
[Anonymous], 1977, JEWISH EXPONENT 0729
[7]
Barrow, 1991, LAND DEGRADATION DEV
[9]
CARLETON A, 1991, SATELLITE REMOTE SEN