Article that reports on the work of the artists who illustrated issue no. 27 of the magazine Teoria e Debate, among them Sérgio Ferro. All the illustrations were made in the São Paulo prison from 1969 to 1979.
SISTER, Sérgio. Quem pintou na Cadeia. In Teoria e Debate, n.27. ed. São Paulo: [s. n.], dez/jan/fev 1995.
