Published in Boletim Informativo, newsletter of the Swiss-Brazilian Chamber of Commerce, São Paulo, Brazil, August 1993.

Published in NEWS & VIEWS, newsletter of The British Chamber of Commerce in Brazil, August 1993.

Published in Momento Legislativo, São Paulo, Brazil, July 1993.

Published in NEWS & VIEWS, newsletter of The British Chamber of Commerce in Brazil, July, 1993.

Published in O Estado de S.Paulo, São Paulo, Brazil, June 1993.