Charge Programming Techniques for SC Biquads. - F. P. Martins; Nuno F. Paulino; José E. Franca (ISCAS, 1993)

A CMOS analog-digital audio processor for a portable radiotelephone. - Jorge Guilherme; F. P. Martins; João C. Vital; José E. Franca (IEEE J. Solid State Circuits, 1993)

Programmable CMOS switched-capacitor biquad using quasi-passive algorithmic DAC's. - Nuno Paulino 002; José E. Franca; F. P. Martins (IEEE J. Solid State Circuits, 1995)

A numerical study of the Kernel-conformation transformation for transient viscoelastic fluid flows. - F. P. Martins; Cassio M. Oishi; Alexandre M. Afonso; Manuel A. Alves (J. Comput. Phys., 2015)