Ferreira, N., & Souza, A. M. (2015). Efficiency in stock markets with DEA: Evidence from PSI20.
Chicago Style (17th ed.) CitationFerreira, N., and A. M. Souza. Efficiency in Stock Markets with DEA: Evidence from PSI20. 2015.
MLA (8th ed.) CitationFerreira, N., and A. M. Souza. Efficiency in Stock Markets with DEA: Evidence from PSI20. 2015.
Warning: These citations may not always be 100% accurate.