Columbia subject headings:
Brazil. Serviço Nacional de Informações.
Student movements--Brazil.
Universidade Federal do Ceará--Students.
União National dos Estudiantes (Brazil)
Harvard subject headings:
Brazil. Serviço Nacional de Informações.
Education and state--Brazil--History--20th century.
Student movements--Brazil--Ceará (State)--History--20th century.
União Nacional dos Estudantes (Brazil)
Universidade Federal do Ceará--Riot, 1986.
Princeton subject headings:
Brazil. Serviço Nacional de Informações
College students--Brazil--Political activity.
College teachers--Brazil--Political activity.
Espionage--Brazil.
Government information--Brazil.
Government, Resistance to--Brazil.
Secret service--Brazil.
União Nacional dos Estudantes (Brazil)
Universities and colleges--Brazil.