GNGTS 2013 - Atti del 32° Convegno Nazionale

combined with horizontal derivatives also (Fedi and Florio, 2001; Florio et al. , 2006; Tatchum et al. , 2011). The VUC, when applied to a real field data example from the Venelin-Aksakov fault in Bulgaria, to locate fault edge and dipping direction, provides results in agreement with geological and geophysical studies already performed in the same area. 149 GNGTS 2013 S essione 3.2