“…Süzen and Doyuran, 2004;Brenning, 2005;van den Eeckhaut et al, 2009;Rossi et al, 2010;Nandi and Shakoor, 2010;Oh et al, 2010;Pradhan and Lee, 2010) and has already given good results in similar hilly environments (van den Eeckhaut et al, 2009;van den Eeckhaut et al, 2010). The method can be directly implemented into GIS software (Kemp et al, 2001;Sawatzky et al, 2009a, b).…”