Querying Heterogeneous Land Use Data: Problems and Potential. - Nancy Wiegand; E. D. Patterson; Naijun Zhou; Stephen J. Ventura; Isabel F. Cruz (DG.O, 2002)

Effects of spatial aggregation approaches on classified satellite imagery. - Hong S. He; Stephen J. Ventura; David J. Mladenoff (Int. J. Geogr. Inf. Sci., 2002)

Extending XML Web Querying to Heterogeneous Geospatial Information. - Nancy Wiegand; Naijun Zhou; Stephen J. Ventura; Isabel F. Cruz (DG.O, 2003)

Resolving Schema and Value Heterogeneities for XML Web Querying. - Nancy Wiegand; Naijun Zhou; Stephen J. Ventura; Isabel F. Cruz; William Sunna (DG.O, 2003)