Published in Chambre de Commerce Suisse Brésilienne – Bulletin 293, Lausane, Switzerland, Novembre 1992.

Published in Momento Legislativo, São Paulo, Brazil, October, 1992.

Published in Momento Legislativo, São Paulo, Brazil, August 1992.

Published in Momento Legislativo, São Paulo, Brazil, April 1992.

Published in O Estado de São Paulo, São Paulo, Brazil, April 21, 1992.