Columbia subject headings:
Brazil--Politics and government--1964-1985.
Guerrillas--Brazil--São Paulo (State)--History.
Massacres--Brazil--Lapa (São Paulo)
Partido Comunista do Brasil.
Political persecution--Brazil--São Paulo (State)--History.
Harvard subject headings:
Araguaína (Brazil)--History.
Araguaína (Brazil)--Politics and government.
Brazil--History--1954-
Brazil--Politics and government--1964-1985.
Guerrillas--Brazil--Araguaína.
Partido Comunista do Brasil--History.
Princeton subject headings:
Brazil--Politics and government--1964-1985.
Communists--Brazil.
Partido Comunista do Brasil--Biography.
Pomar, Pedro Ventura Felipe de Araújo, 1913-1976.