DOBBS, Robert. Praktyczny wymiar „historical GIS”:„International Journal of Applied Geospatial Research”, vol. 2 (2011), n. 4: Special Issue on the Past Informing the Future: Applied Geospatial Solutions,ed. R. Dobbs, M.B. Ruvane, ss. 108 (Bogumił Szady). Studia Geohistorica, [S. l.], n. 1, p. 132–133, 2017. DOI: 10.12775/20130. Disponível em: https://apcz.umk.pl/AZMDDP/article/view/20130. Acesso em: 8 lip. 2025.