Polylinear Decomposition of Synchronous Sequential Machines. - Constantine Halatsis; Maria Sigala; George Philokyprou (IEEE Trans. Computers, 1978)

Error-Correcting Codes in Binary-Coded Radix-r Arithmetik. - Constantine Halatsis; Nikolaos Gaitanis; Maria Sigala (IEEE Trans. Computers, 1983)

Fast and Efficient Totally Self-Checking Checkers for m-out-of-(2m ±1) Codes. - Constantine Halatsis; Nikolaos Gaitanis; Maria Sigala (IEEE Trans. Computers, 1983)

Panel: Mobile challenges for travel and tourism. - Pirkko Walden; Bill Anckar; Stefan Klein 002; Maria Sigala; Hannes Werthner (ECIS, 2004)