doi> MENDONCA, M. J. C. ; PEREIRA JR., A.O. ; MEDRANO, L. A. ; PESSANHA, J. F. M. . Analysis of electric distribution utilities efficiency levels by stochastic frontier in Brazilian power sector. SOCIO-ECONOMIC PLANNING SCIENCES, p. 100973, 2020.
doi> MENDONCA, M. J. C. ; PEREIRA JR., A.O. ; MEDRANO, L. A. ; PESSANHA, J. F. M. . Analysis of electric distribution utilities efficiency levels by stochastic frontier in Brazilian power sector. SOCIO-ECONOMIC PLANNING SCIENCES, p. 100973, 2020.
