共 39 条
[3]
Anderson J. R., 1972, 671 US GEOL SURV
[4]
Anderson J.R., 1976, 964 US GEOL SURV, DOI DOI 10.3133/PP964
[7]
Blumel K, 1988, VEGETATIONSINDEX MIT
[8]
BRESCI E, 1992, UNPUB LAND USE CLASS
[9]
*CEC, 1992, CORINE LAND COV