GGIS and geocomputationGIS and geocomputationde Martin, DavidMateriasCongressesGeographic information systemsInformation storage and retrieval systemsGeographyGeographic Information SystemsInformation SystemsSystèmes d'information géographiqueSystèmes d'informationCongrèsGéographie
AAn approach to surface generation from centroid-type dataAn approach to surface generation from centroid-type data1988