Adding a new Dimension to Historical Research with GIS. - Paul S. Ell; Ian N. Gregory (Hist. Comput., 2001)

Error-sensitive historical GIS: Identifying areal interpolation errors in time-series data. - Ian N. Gregory; Paul S. Ell (Int. J. Geogr. Inf. Sci., 2006)

The British lsles Network of Expert Centres: A collaborative approach to the digital arts and humanities. - Lorna M. Hughes; Paul S. Ell (Int. J. Humanit. Arts Comput., 2009)

Developing the spatial humanities: Geo-spatial technologies as a platform for cross-disciplinary scholarship. - David J. Bodenhamer; Ian N. Gregory; Paul S. Ell; Julia Hallam; Trevor M. Harris; Robert M. Schwartz (DH, 2012)

Assessing and measuring impact of a digital collection in the humanities: An analysis of the SPHERE (Stormont Parliamentary Hansards: Embedded in Research and Education) Project. - Lorna M. Hughes; Paul S. Ell; Gareth A. G. Knight; Milena Dobreva (Digit. Scholarsh. Humanit., 2015)

MobiQ: A modular Android application for collecting social interaction, repeated survey, GPS and photographic data. - Suleiman Y. Yerima; Michael Loughlin; Sakir Sezer; John Moriarty; Mark McCann; Helen McAneney; Leeanne O'hara; Mark A. Tully; Paul S. Ell; Robert Miller; Geraldine Macdonald (SoftwareX, 2018)