共 50 条
- [22] GEOGRAPHIC INFORMATION-SYSTEMS [J]. JOURNAL OF THE SURVEYING AND MAPPING DIVISION-ASCE, 1980, 106 (01): : 105 - 117
- [24] GEOGRAPHIC INFORMATION-SYSTEMS - DEVELOPMENTS AND APPLICATIONS - WORRALL,L [J]. SCOTTISH GEOGRAPHICAL MAGAZINE, 1992, 108 (02): : 134 - 135
- [26] GEOGRAPHIC INFORMATION-SYSTEMS AND WATER-RESOURCES APPLICATIONS [J]. WATER RESOURCES BULLETIN, 1989, 25 (03): : R5 - R6
- [29] GEOGRAPHIC INFORMATION-SYSTEMS - DEVELOPMENTS AND APPLICATIONS - WORRALL,L [J]. INTERNATIONAL JOURNAL OF GEOGRAPHICAL INFORMATION SYSTEMS, 1992, 6 (01): : 56 - 59
- [30] GEOGRAPHIC INFORMATION-SYSTEMS - DEVELOPMENTS AND APPLICATIONS - WORRALL,L [J]. CANADIAN GEOGRAPHER-GEOGRAPHE CANADIEN, 1992, 36 (01): : 103 - 108