Using control variates to estimate multiresponse simulation metamodels. - Acácio M. O. Porta Nova; James R. Wilson (WSC, 1986)

The main issues in nonlinear simulation metamodel estimation. - M. Isabel Reis dos Santos; Acácio M. O. Porta Nova (WSC, 1999)

Can Independent Sampling be used for Simulation Output Analysis?. - Acácio M. O. Porta Nova (ESM, 2002)

Simulation output analysis: non-stationary queue simulation analysis using time series. - Rita Marques Brandão; Acácio M. O. Porta Nova (WSC, 2003)

Statistical fitting and validation of non-linear simulation metamodels: A case study. - M. Isabel Reis dos Santos; Acácio M. O. Porta Nova (Eur. J. Oper. Res., 2006)

Estimating and Validating Nonlinear Regression Metamodels in Simulation. - M. Isabel Reis dos Santos; Acácio M. O. Porta Nova (Commun. Stat. Simul. Comput., 2007)

Analysis of nonstationary stochastic simulations using classical time-series models. - Rita Marques Brandão; Acácio M. O. Porta Nova (ACM Trans. Model. Comput. Simul., 2009)

Analysis of event-based, single-server nonstationary simulation responses using classical time-series models. - Rita Marques Brandão; Acácio M. O. Porta Nova (Eur. J. Oper. Res., 2012)