Krajewska, M., Szopińska, K., Siemińska, E. and Kostov, I. 2022. REVITALIZATION AS AN ACTION IN SPACE – CASE STUDY OF LARGE CITIES IN POLAND AND BULGARIA. GIS Odyssey Journal. 2, 1 (Sep. 2022), 153–173. DOI:https://doi.org/10.57599/gisoj.2022.2.1.153.