共 17 条
[11]
CARTOGRAPHY AND GEOGRAPHIC INFORMATION-SYSTEMS
[J].
CARTOGRAPHY AND GEOGRAPHIC INFORMATION SYSTEMS,
1990, 17 (01)
:7-15
[12]
Quam Louis O., 1943, The Journal of Geography, V42, P21
[13]
Robinson A.H., 1965, GEOGRAPHY UNDERGRADU, P34
[16]
Ullman EL, 1953, ANN ASSOC AM GEOGR, V43, P54
[17]
Scholarly trade volumes and flows in urban geography
[J].
URBAN GEOGRAPHY,
1997, 18 (05)
:377-381