“Back to the digital future, thanks to Fax; [Zurück in die digitale Zukunft, dank Fax]”, gis.Business | issn : 1869-9286, vol. 23, no. 1, pp. 22–24, Jan. 2022, Accessed: Nov. 09, 2026. Available: https://journal-gis.business/index.php/gisb/article/view/668