1. Slope movements in Greek territory: a statistical approach;Koukis,1994
2. Landslides in Greece: research evolution and quantitative analysis;Koukis,1996
3. Landslide hazard zonation in Greece;Koukis,2005
4. Landslide susceptibility zonation in Greece
5. Landslide monitoring using airphotos time series and GIS;Kavoura,2014