Smirlis YG, DK Despotis, J Jablonsky and P Fiala (2004). “Identifying ?Best-Buys? in the Market of Prepaid Mobile Telephony: An Application of Imprecise DEA.” Int J Info Tech Decis 3(1): 167-177.

Smirlis YG, DK Despotis, J Jablonsky and P Fiala (2004). “Identifying ?Best-Buys? in the Market of Prepaid Mobile Telephony: An Application of Imprecise DEA.” Int J Info Tech Decis 3(1): 167-177.

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