Kasahara, Y., Tsurutani, T. and Naniwada, M. "Geographic Information Concepts" Proc. 20th National Conf. of Japan Information Processing Soc. 1979 (in Japanese) (1979) |
Languages mentioned
- ATLAS {1979} Visual querying system for geographical information systems
- GDDL {1979} Geographical data description language
- IGL {1979} Geographical query language
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