Oliveira, Gustavo H.C., da Rosa, Alex, Campello, Ricardo J.G.B., Machado, Jeremias B., and Amaral, Wagner B. (2012) An introduction to models based on Laguerre, Kautz and other related orthonormal functions. Part II: non-linear models. International Journal of Modelling, Identification and Control, 16 (1). pp. 1-14.

Braga, Márcia F., Machado, Jeremias B., Campello, Ricardo J.G.B., and Amaral, Wagner C. (2011) Optimization of Volterra models with asymmetrical kernels based on generalized orthonormal functions. In: Proceedings of the 19th Mediterranean Conference on Control & Automation. pp. 1052-1058. From: 2011 MED: 19th Mediterranean Conference on Control & Automation, 20-23 June 2011, Corfu, Greece.

Oliveira, Gustavo H.C., da Rosa, Alex, Campello, Ricardo J.G.B., Machado, Jeremias B., and Amaral, Wagner C. (2011) An introduction to models based on Laguerre, Kautz and other related orthonormal functions. Part I: linear and uncertain models. International Journal of Modelling, Identification and Control, 14 (1/2). pp. 121-132.

da Rosa, Alex, Campello, Ricardo J.G.B., and Amaral, Wagner C. (2007) Choice of free parameters in expansions of discrete-time Volterra models using Kautz functions. Automatica, 43 (6). pp. 1084-1091.

Machado, Jeremias B., Amaral, Wagner C., and Campello, Ricardo J.G.B. (2007) Design of OBF-TS fuzzy models based on multiple clustering validity criteria. In: Proceedings of the 19th IEEE International Conference on Tools with Artificial Intelligence. pp. 336-339. From: ICTAI 2007: 19th IEEE International Conference on Tools with Artificial Intelligence, 29-31 October 2007, Patras, Greece.

Medeiros, Anderson V., Amaral, Wagner C., and Campello, Ricardo J.G.B. (2006) GA optimization of generalized OBF TS fuzzy models with global and local estimation approaches. In: Proceedings of the 2006 IEEE International Conference on Fuzzy Systems. pp. 1835-1842. From: 2006 IEEE International Conference on Fuzzy Systems, 16-21 July 2006, Vancouver, Canada.

da Rosa, Alex, Amaral, Wagner C., and Campello, Ricardo J.G.B. (2005) Choice of free parameters in expansions of discrete-time volterra models using Kautz functions. In: IFAC Proceedings (38) pp. 761-766. From: 16th IFAC World Congress, 3-8 July 2005, Prague, Czech Republic.

Campello, Ricardo J.G.B., Favier, Gérard, and Amaral, Wagner C. (2004) Optimal expansions of discrete-time Volterra models using Laguerre functions. Automatica, 40 (5). pp. 815-822.

Campello, R.J.G.B., Meleiro, L.A.C., and Amaral, W.C. (2004) Control of a bioprocess using orthonormal basis function fuzzy models. In: Proceedings of the 2004 IEEE International Conference on Fuzzy Systems. pp. 801-806. From: 2004 IEEE International Conference on Fuzzy Systems, 25-29 July 2004, Budapest, Hungary.

Campello, R.J.G.B., and Amaral, W.C. (2002) Takagi-Sugeno fuzzy models within orthonormal basis function framework and their application to process control. In: Proceedings of the 2002 IEEE International Conference on Fuzzy Systems. pp. 1399-1404. From: 2002 IEEE International Conference on Fuzzy Systems, 12-17 May 2002, Honolulu, HI, USA.

Campello, Ricardo R.J.G.B., Amaral, W.C., and Favier, G. (2001) Optimal Laguerre series expansion of discrete Volterra models. In: Proceedings of the 2001 European Control Conference. pp. 372-377. From: EEC: 2001 European Control Conference, 4-7 September 2001, Porto, Portugal.

Campello, Ricardo J.G.B., and Amaral, Wagner C. (2000) Optimization of hierarchical neural fuzzy models. In: Proceedings of the International Joint Conference on Neural Networks. pp. 8-13. From: IJCNN 2000: International Joint Conference on Neural Networks, 24-27 July 2000, Como, Italy.

Oliveira, G.H.C., Campello, R.J.G.B., and Amaral, W.C. (1999) Fuzzy models within orthonormal basis function framework. In: Proceedings of the 1999 IEEE International Fuzzy Systems Conference (2) pp. 957-962. From: 1999 IEEE International Fuzzy Systems Conference, 22-25 August 1999, Seoul, South Korea.

Campello, Ricardo J.G.B., and do Amaral, Wagner C. (1998) Refinement and identification of fuzzy relational models. In: Proceedings of the 1998 IEEE International Conference on Fuzzy Systems. pp. 651-656. From: 1998 IEEE International Conference on Fuzzy Systems, 4-9 May 1998, Anchorage, AK, USA.