Variable structure control of robots with nonlinear friction and backlash at the joints. - Abílio Azenha; J. A. Tenreiro Machado (ICRA, 1996)

Dynamic performance of hybrid robot controllers near singularities. - Abílio Azenha; J. A. Tenreiro Machado (SMC, 1998)

Fractional-order hybrid control of robot manipulators. - J. A. Tenreiro Machado; Abílio Azenha (SMC, 1998)

Iterative learning in variable structure position/force hybrid control of manipulators. - Abílio Azenha (Robotica, 2000)

Dynamic analysis of AGV control under dead-reckoning algorithm. - Abílio Azenha; Adriano Carvalho 001 (Robotica, 2008)

A neural network approach for Radio Frequency based indoors localization. - Abílio Azenha; Luis Peneda; Adriano Carvalho 001 (IECON, 2012)