1. Uncertainty management for spatial datain databases: Fuzzy spatial data types;Schneider,1999
2. Representation of and Reasoning with Vagueness in Spatial Information: A System for Handling Vague Objects;Dilo,2006
3. Automated common-sense spatial reasoning: still a huge challenge;Bennett,2021
4. Topological relations between fuzzy regions: derivation of verbal terms;Bjørke;Fuzzy Sets and Systems,2004
5. Analysis of topological relations between fuzzy regions in a general fuzzy topological space;Tang,2002