共 76 条
[21]
GLASMEIER A, 1990, ENTREP REGION DEV, V2, P315
[22]
GODDARD JB, 1978, SPATIAL PATTERNS OFF, P28
[28]
HEPWORTH ME, 1989, GEOGRAPHY INFORMATIO
[30]
ILLERIS S, 1994, TIJDSCHRIFT EC SOCIA, V85, P185