Worboys, Michael and Duckham, Matt (2021) Qualitative-geometric ‘surrounds’ relations between disjoint regions. International Journal of Geographical Information Science, 35 (5). pp. 1032-1063. ISSN 1365-8816 (Print), 1365-8824 (Online) (doi:https://doi.org/10.1080/13658816.2020.1859513)

Both, Alan, Duckham, Matt and Worboys, Michael (2018) Identifying surrounds and engulfs relations in mobile and coordinate-free geosensor networks. ACM Transactions on Spatial Algorithms and Systems, 4 (2):6. ISSN 2374-0353 (Print), 2374-0361 (Online) (doi:https://doi.org/10.1145/3234505)

Wang, Jia ORCID: 0000-0003-4379-9724 , Duckham, Matt and Worboys, Michael (2016) A framework for models of movement in geographic space. International Journal of Geographical Information Science (Special Issue: Analysis of Movement Data), 30 (5). pp. 970-992. ISSN 1365-8816 (Print), 1365-8824 (Online) (doi:https://doi.org/10.1080/13658816.2015.1078466)

Duckham, Matt, Kulik, Lars, Worboys, Mike and Galton, Antony (2008) Efficient generation of simple polygons for characterizing the shape of a set of points in the plane. Pattern Recognition, 41 (10). pp. 3224-3236. ISSN 0031-3203 (doi:https://doi.org/10.1016/j.patcog.2008.03.023)