A floating gate CMOS Euclidean distance calculator and its application to hand-written digit recognition. - Spiridon Vlassis; George Fikos; Stilianos Siskos (ICIP (3), 2001)

A photocell-array with on-chip normalisation and mismatch compensation. - George Fikos; Christos Voliotidis; Stilianos Siskos (ISSPA (1), 2003)

A low-voltage, analog power-law function generator. - George Fikos; Lazaros Nalpantidis; Stilianos Siskos (ISCAS, 2006)