Luís Almeida Vieira (Author) (FEUP); J. T. Barbosa (Author) (FEUP); Margarida Ferreira (Author) (FEUP); Maria do Rosário de Pinho (Author) (FEUP); J. M. Mendonça (Author) (FEUP)
António Mendes Ferreira (Author) (FEUP); José Augusto Barbosa (Author) (FEUP); António Torres Marques (Author) (FEUP); José Manuel César de Sá (Author) (FEUP)