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Author (down) Title Year Publication Volume Pages
Pentzaropoulos, G.C.; Giokas, D.I. Comparing the operational efficiency of the main European telecommunications organizations: A quantitative analysis 2002 Telecommunications Policy 26 595-606
Giokas, D.I.; Pentzaropoulos, G.C. Evaluating the relative operational efficiency of large-scale computer networks: An approach via data envelopment analysis 1995 Applied Mathematical Modelling 19 363-370
Giokas, D.I.; Pentzaropoulos, G.C. Efficient Storage Allocation for Processing in Backlog-controlled Queueing Networks Using Multicriteria Techniques 2000 European Journal of Operational Research 124 539-549
Giokas, D.I.; Pentzaropoulos, G.C. Evaluating productive efficiency in telecommunications: Evidence from Greece 2000 Telecommunications Policy 24 781-794
Giokas, D.I.; Pentzaropoulos, G.C. Efficiency ranking of the OECD member states in the area of telecommunications: A composite AHP/DEA study 2008 Telecommunications Policy 32 672-685