Benchmarking Clinical Practice in Surgery: Looking beyond Traditional Mortality Rates
Ricardo A S Castro, Pedro Nuno Oliveira, Maria Conceição Silva Portela, Ana Camanho, João Queiroz e Melo
Health Care Management Science, vol. 18, 2015, p. 431-443.

Value and Quantity Data in Economic and Technical Efficiency Measurement
Maria Conceição Silva Portela
Economics Letters, vol. 124, 2014, p. 108-112.

Assessing the Evolution of School Performance and Value-Added: Trends over Four Years
Maria Conceição Silva Portela, Ana Camanho, Abolfazl Keshvari
Journal Of Productivity Analysis, vol. 39, 2013, p. 1-14.

Malmquist-Type Indices in the Presence of Negative Data: An Application to Bank Branches
Maria Conceição Silva Portela, Emmanuel Thanassoulis
Journal of Banking and Finance, vol. 34, 2010, p. 1472-1483.

Malmquist Indexes Using a Geometric Distance Function (GDF): Application to a Sample of Portuguese Bank Branches
Maria Conceição Silva Portela, Emmanuel Thanassoulis
Journal Of Productivity Analysis, vol. 25, 2006, p. 25-41.

Finding Closest Targets in Non-oriented DEA Models: The Case of Convex and Non-convex Technologies
Maria Conceição Silva Portela, Pedro Castro Borges, Emmanuel Thanassoulis
Journal Of Productivity Analysis, vol. 19, 2003, p. 251-269.

School Outcomes: Sharing the Responsibility between Pupil and School
Emmanuel Thanassoulis, Maria Conceição Silva Portela
Education Economics, vol. 10, 2002, p. 183-207.