Microcode implemented General Modular Redundancy. - Francis P. Mathur; Paulo T. de Sousa (MICRO, 1974)

Modular redundancy without voters decreases complexity of restoring organ. - Paulo T. de Sousa; Francis P. Mathur (AFIPS National Computer Conference, 1977)

Sift-Out Modular Redundancy. - Paulo T. de Sousa; Francis P. Mathur (IEEE Trans. Computers, 1978)

The Broadband for All Cluster in FP6. - Paulo T. de Sousa; Martin Potts (Shaping the Broadband Society, 2004)

Mobile and wireless communications. - Paulo T. de Sousa (ICETE, 2005)