A tangent linear approach in technical trading strategy: the use of convexity path in stock market indices. - Dionisis Th. Philippas; Costas Siriopoulos (Oper. Res., 2013)

The effects of sector reforms on the productivity of Greek banks: a step-by-step analysis of the pre-Euro era. - Panagiotis Tziogkidis; Kent Matthews; Dionisis Philippas (Ann. Oper. Res., 2018)

A data envelopment analysis and local partial least squares approach for identifying the optimal innovation policy direction. - Panagiotis Tziogkidis; Dionisis Philippas; Alexandros Leontitsis; Robin C. Sickles (Eur. J. Oper. Res., 2020)

Measures of global sensitivity in linear programming: applications in banking sector. - Mike G. Tsionas; Dionisis Philippas (Ann. Oper. Res., 2023)