Seglins, Valdis, Kukela, stud. Agnese. "DAMAGE ASSESSMENT AND 3D VISUALIZATION: AN EXAMPLE OF THE STEP PYRAMID, EGYPT." SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; SGEM2012 12th International Multidisciplinary Scientific GeoConference (2012): 1005 - 1012 pp. https://doi.org/10.5593/sgem2012/s09.v2011