- Convergence and Causality of the Implicit Fourier Transform,
S.J. Rodrigues Júnior and F. Venâncio-Filho
Paper 33 from CCP: 75, ISBN 0-948749-83-0 (2002)
- Frequency Domain Dynamic Analysis with Application to Soil-Structure Interaction: Linear and Non-Linear Systems,
F. Venancio-Filho and A.M. Claret
Paper 5.4 from CCP: 42, ISBN 0-948749-44-X (1996)