Optimal Nearly-Similar Polygon Stabbers of Convex Polygons. - Paul Colley; Henk Meijer; David Rappaport (CCCG, 1994)

Motivating lazy guards. - Paul Colley; Henk Meijer; David Rappaport (CCCG, 1995)

Visibility Graphs of Towers. - Paul Colley; Anna Lubiw; Jeremy P. Spinrad (Comput. Geom., 1997)

Validation of Three-Dimensional Geometries. - Paul Colley; Baris M. Kazar; Ravi Kothuri; Peter van Oosterom; Siva Ravada (Encyclopedia of GIS, 2017)