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Using space exploration matrices to evaluate interaction with virtual environments

Júlia Teles, Luís Teixeira, E. Duarte, 2012 .

UNINOVA’s Experiences and Results using STEP in Industrial Environments

Adolfo Steiger-Garção, Ricardo Jardim-Goncalves, Pedro A. C. Sousa, 1996 .

Roadrobot Project - An Experience Using STEP in Construction

Ricardo Jardim-Goncalves, Pedro A. C. Sousa, João Paulo Pimentão, 1996 .

Interaction in virtual environments with the upper body

Mariana Barros Vital, M. Vital, 2012 .