1954. Comments on the I Festival Internacional de Cinema do Brasil that happened in São Paulo, in Cine Marrocos, in 1954, as I respond for a daily column on movies in the newspaper O Tempo.
1954. Comments on the I Festival Internacional de Cinema do Brasil that happened in São Paulo, in Cine Marrocos, in 1954, as I respond for a daily column on movies in the newspaper O Tempo.
1960. Letter identifying the new historical facts that made obsolete ISEB's interpretation of Brazil based on de idea of an alliance between the national bourgeoisie and the left. (East Lansing, 14.12.60)
1960. Social mobilitity, decision-making patterns and conflict/cooperation of American business executives. (Term paper: MBA at Michigan State University)
1960. The decision process. (Short term paper, MBA, Michigan State University)