LDR 00448nam a2200133zu 4500 008 090205n chi d 100 1 _aRao Huilin 245 _aThe Economic Significance of Urban Spatial Structures _cRao Huilin 504 _aübs. aus: Zhongguo Shehui Kexue, No.2, 1985 773 0 _tSocial Sciences in China _gVol. 6.3 (1985); p. 69-80" 946 _a 001 IFS32625 999 _c304247 _d304247 952 _70 _c1 _40 _00 _9168913 _yBOOK _10 _d2009-05-14 _aIFS