Izabela Basista. FREE AND OPEN SOURCE SOFTWARE FOR GEOPORTALS CREATION. SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 18th International Multidisciplinary Scientific GeoConference SGEM2018, Informatics, Geoinformatics and Remote Sensing, 2018, pp. 179-186. https://doi.org/10.5593/sgem2018/2.2/s08.023