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Battese, G. E.; Coelli, T. J. (1995 թ․ հունիսի 1). «A model for technical inefficiency effects in a stochastic frontier production function for panel data». Empirical Economics (անգլերեն). 20 (2): 325–332. CiteSeerX10.1.1.332.3049. doi:10.1007/BF01205442. ISSN1435-8921. S2CID18411518.
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