TIGRIS: a data model for an object-oriented geographic information system

Databases for GIS

ACM SIGMOD Record

Geographic information systems and problem solving environments

Crossroads - Special issue on interdisciplinary computer science

Making Space for Time: Issues in Space-Time Data Representation

Geoinformatica

Object Calculus and the Object-Oriented Analysis and Design of an Error-Sensitive GIS

Geoinformatica

Managing the US Navy's First OO Digital Mapping Project

Computer

Spatial Pictogram Enhanced Conceptual Data Models and Their Translation to Logical Data Models

ISD '99 Selected Papers from the International Workshop on Integrated Spatial Databases, Digital Inages and GIS