The Intergeo comes in 2020 to Berlin; [Die Intergeo kommt 2020 nach Berlin]. gis.Business | issn : 1869-9286 [Internet]. 2020 Jan. 1 [cited 2026 Nov. 8];21(1):34-6. Available from: https://journal-gis.business/index.php/gisb/article/view/425