sexta-feira, 1 de março de 2013

Identification and analysis of explanatory variables for amulti-factor productivity model of passenger airlines

http://www.jatm.com.br/papers/vol3_n2/JATMv3n2_p203-214_Identification_and_analysis_of_explanatory_variables_for_a_multi-factor_productivity-model_of_passenger_airlines.pdf

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