Φουμέλης Μ., & Βασιλάκης Ε. (2018). DEVIATION BETWEEN HILL SLOPE ESTIMATION METHODS AND THE ROLE OF DEM SPATIAL RESOLUTION. COMPARATIVE STUDY IN A GIS ENVIRONMENT. Bulletin of the Geological Society of Greece, 36(2), 894–903. https://doi.org/10.12681/bgsg.16839