The S2 Hierarchical Discrete Global Grid as a Nexus for Data Representation, Integration, and Querying Across Geospatial Knowledge Graphs. - Shirly Stephen; Mitchell Faulk; Krzysztof Janowicz; Colby K. Fisher; Thomas Thelen; Rui Zhu 008; Pascal Hitzler; Cogan Shimizu; Kitty Currier; Mark Schildhauer; Dean Rehberger; Zhangyu Wang; et al. (CoRR, 2024)

The KnowWhereGraph: A Large-Scale Geo-Knowledge Graph for Interdisciplinary Knowledge Discovery and Geo-Enrichment. - Rui Zhu 008; Cogan Shimizu; Shirly Stephen; Colby K. Fisher; Thomas Thelen; Kitty Currier; Krzysztof Janowicz; Pascal Hitzler; Mark Schildhauer; Wenwen Li 002; Dean Rehberger; Adrita Barua; et al. (CoRR, 2025)