Digital Geography and Classics. - Tom Elliott; Sean Gillies (Digit. Humanit. Q., 2009)

Pleiades: an un-GIS for Ancient Geography. - Tom Elliott; Sean Gillies (DH, 2011)

The GeoJSON Format. - Howard Butler; Martin Daly; Allan Doyle; Sean Gillies; Stefan Hagen; Tim Schaub (RFC, 2016)

GeoJSON Text Sequences. - Sean Gillies (RFC, 2017)